row_id
int64
0
36.7k
QuestionId
int64
31.8k
109k
QuestionText
stringclasses
15 values
MC_Answer
stringclasses
49 values
StudentExplanation
stringlengths
1
586
Category
stringclasses
6 values
Misconception
stringclasses
35 values
25,600
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you need to add 1+2 and then x 3+5.
False_Misconception
Denominator-only_change
25,601
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you need to add them to gever.
False_Neither
null
25,602
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you need to add themm to the gever.
False_Neither
null
25,603
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you need to find the bottom number you times the two bottom ones together then you add 1 and 2 together to get 3
False_Misconception
Adding_across
25,604
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you need to get the same denominator which is 15 and then you add he numerators like normal
False_Misconception
Denominator-only_change
25,605
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you need to make it with a same demoniter and its 15 and 1 plus 2 is 3 so its 3/15
False_Misconception
Denominator-only_change
25,606
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you need to make the denominators the same 15 and add the numerators together which is 3
False_Misconception
Denominator-only_change
25,607
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you need to times three by five as they aren’t in the same times table, you get 15 and then add 1 to 2
False_Correct
null
25,608
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you only add the top and times the bottom
False_Misconception
Denominator-only_change
25,609
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you see which number goes into both of the denominator which is 15 so you do 5x3 which is 15
False_Neither
null
25,610
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you times the denominators it makes 15 then add the numerators
False_Misconception
Denominator-only_change
25,611
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you times the denominators it makes 15 then add the numerators
False_Misconception
Denominator-only_change
25,612
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you times the denominators to be the same and add the numerators
False_Misconception
Denominator-only_change
25,613
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you times the denominators to be the same and add the numerators
False_Misconception
Denominator-only_change
25,614
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you times the top and bottom by 3
False_Neither
null
25,615
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
because you times the top and bottom by 3.
False_Neither
null
25,616
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
becausee 15 is in both timestables
False_Neither
null
25,617
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
becausee you add them to hadr
False_Neither
null
25,618
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
becausee you have to make the nemater the same.
False_Neither
null
25,619
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
becsuse you have to find the cd which is 15
False_Neither
null
25,620
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
can't remeber so i think it makes sense
False_Neither
null
25,621
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
coz 15 is the first number in 3 and 5 time table and 1+2 is 3
False_Misconception
Denominator-only_change
25,622
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
find 15 and add 1 on two 2
False_Misconception
Denominator-only_change
25,623
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
find 15 and add 1 on two 2
False_Misconception
Denominator-only_change
25,624
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
find the least common multiple of each number then multiply the top number by the amount you used to multiply your denominator then add them up.
False_Neither
null
25,625
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
find the lowest common multiple of each number and multiply the top number by the amount you used to multiply the denominator then add them up
False_Neither
null
25,626
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
find the multiple which is 15 then add 1 to 2
False_Misconception
Denominator-only_change
25,627
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
find the number thst goes with 5 and add it.
False_Neither
null
25,628
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
find the same number that goes with 5 and add them.
False_Neither
null
25,629
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
first i made the denominator the same and the highest common multiple was 15 then i added the numerators together
False_Misconception
Denominator-only_change
25,630
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
firstly you find the common denominator which was 15 because they both go into it then you add the 2 and the 1 together to get 3/15
False_Misconception
Denominator-only_change
25,631
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
for the denominator you multiply 3 and 5 to get 15 and add 1 and 2 to get three
False_Misconception
Denominator-only_change
25,632
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
for this i looked at the 3 and 5 multiples and saw they both had 15 then i just added the numerators together
False_Misconception
Denominator-only_change
25,633
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i added the top and added a bottom.
False_Neither
null
25,634
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i added the top and added the bottom
False_Misconception
Adding_across
25,635
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i am now nit sure.
False_Neither
null
25,636
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i believe this is the answer because i found the same denominator.
False_Neither
null
25,637
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i changed the denominator to 15 because 5 and 3 goes into 15 then added 1 and 2 to make 3
False_Misconception
Denominator-only_change
25,638
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i changed the denominators to 15 then added them and i got 3.
False_Misconception
Denominator-only_change
25,639
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i chose b because 3 times 5 is 15 and 2+1=3
False_Misconception
Denominator-only_change
25,640
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i chose b because you have to findthe most common denominater.
False_Neither
null
25,641
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i chose b because you have to findthe most common denominater.
False_Neither
null
25,642
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i chose b because you have to make the denominator the same number and that number is 15 and then you add 1 and 2 which equals 3 and the answer was 3/15
False_Misconception
Denominator-only_change
25,643
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i chose b because you have to make the denominator the same number and that number is 15 and then you add 1 and 2 which equals 3 and the answer was 3/15.
False_Misconception
Denominator-only_change
25,644
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i did 3 times 5 and i got 15 and then i added the top number together too get the answer
False_Neither
null
25,645
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i did this because i came to the first number in the times table they were both the same in and added the top
False_Neither
null
25,646
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i don't know how to explain it
False_Neither
null
25,647
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i don't think that any of these nswers are right...
False_Neither
null
25,648
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i don't thunk it's any of them.
False_Neither
null
25,649
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i found a common denominator which you couldn't do so times them together which equalled 15 and 1 add 2 equals 3.
False_Misconception
Denominator-only_change
25,650
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i found a number that they both went into,15, thenn you do 1 add 2 which is 3, but you don't change the bottom number.
False_Misconception
Denominator-only_change
25,651
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i found the common denominator 15 then i added 2 and 3 which gave me 3/15
False_Misconception
Denominator-only_change
25,652
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i found the least common denominator and then added the tim numbers.
False_Neither
null
25,653
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i found the lowest common denominator and then added the tom numbers
False_Misconception
Denominator-only_change
25,654
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i found what time's tablel the denominator as in then added the numerator.
False_Neither
null
25,655
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i have a slightest clue but i'm confused because i got 1 whole. this looks like the most reasonable one i'm kind of guessing but still not
False_Neither
null
25,656
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i just see what 5 and 3 both go in to and then just add the top ones
False_Neither
null
25,657
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i just take the first 5 and 3 and add them together, then just add the top ones.
False_Misconception
Adding_across
25,658
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i just timesed the bottem and added the top and it came up with one of the answers here.
False_Neither
null
25,659
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i knew this because you need to do 3 x 5 = 15 and then i remembered that you needed to add 1 and 2=3.
False_Misconception
Denominator-only_change
25,660
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i know i got it wrong accidentally put it
False_Neither
null
25,661
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i know i gott it wrong but i accidentally put it in.
False_Neither
null
25,662
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i know this because 3 goes into 15 so does 5 and 1+2=3
False_Misconception
Denominator-only_change
25,663
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i know this because times the denominators which is 15 and add 1 and 2 which comes to 3/15.
False_Misconception
Denominator-only_change
25,664
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i know this because times the denominators which is 15 and add 1 and 2 which is 3/15
False_Misconception
Denominator-only_change
25,665
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i know this because you have to convert the fractions in to the same denominator which would be 15 and then you add the numerators together and the answer is 3/15 i am partly guessing
False_Misconception
Denominator-only_change
25,666
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i know this because you need to do 3 x 5 =15 and then i knew that you needed to do 1+2=3
False_Misconception
Denominator-only_change
25,667
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i know this because you need to find the cimmon multiple
False_Neither
null
25,668
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i know this because you need to find the common multiple
False_Neither
null
25,669
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i looked at the 3 and 5 multiples and saw they both had 15, then i just added the numerators together.
False_Misconception
Denominator-only_change
25,670
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i multiply 3 and 5 is 15 then add 1 and 2
False_Misconception
Denominator-only_change
25,671
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i multiply 3 and 5 is 15 then add 1 and 2.
False_Misconception
Denominator-only_change
25,672
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i need to do it again.
False_Neither
null
25,673
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i picked b because first you need to make the danominantor the same 3 times five is fithteen 5 times 3 is fithteen now you can add one add two is three
False_Misconception
Denominator-only_change
25,674
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i picked b because first you need to make the danominantor the same 3 times five is fithteen 5 times 3 is fiethen now you can add one add two is three
False_Misconception
Denominator-only_change
25,675
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think 3/15 because the common denominator is 15 and add the numerators 1+2=3. which is 3/15
False_Misconception
Denominator-only_change
25,676
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think b because 1+2=3 then you do 3x5=15
False_Misconception
Denominator-only_change
25,677
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think b because 3 x 5 is 15 and then 2+1 is 3
False_Misconception
Denominator-only_change
25,678
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think b because 3 x 5 is 15 andd then 2 + 1 is 3.
False_Misconception
Denominator-only_change
25,679
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think b because 3x5 is 15 and 1+2 is 3 but to simplify yiu would get 1/5.
False_Misconception
Denominator-only_change
25,680
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think b because 3x5 is 15 and 1+2 is 3 but to simplify you would get 1/5
False_Misconception
Denominator-only_change
25,681
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think b because ou times the bottom and add the top
False_Neither
null
25,682
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think because you times the bottom 2 together to get 15 as the common denominator then you add the numerators together to get 8, so it becomes 8/15.
False_Neither
null
25,683
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think it is 3/15 because 15 is in both 3 and 5 times table so it is 15 and add 1+2=3
False_Misconception
Denominator-only_change
25,684
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think it is 3/15 because 3 is in both 3 and 5 times table so it must be 15 and add 1+2=3.
False_Misconception
Denominator-only_change
25,685
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think it is 3/15 because i converted the bottom to 15 and converted the top to 3
False_Misconception
Denominator-only_change
25,686
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think it is 3/15 because i converted the bottom to 3 and the top to 15.
False_Misconception
Denominator-only_change
25,687
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think it is b because 3 and 5 both go into 15.
False_Neither
null
25,688
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think it is b because 3 doesn’t go into 5 but 15 goes into 3 and 5 so it has to be 3/15
False_Misconception
Denominator-only_change
25,689
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think it is b because i had to change the denominator to get 15 then i could add them
False_Misconception
Denominator-only_change
25,690
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think it is b becausee i had to change the denominator to get 15 then i could add them.
False_Misconception
Denominator-only_change
25,691
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think it is c because you times 3 by 5 and 1 plus2
False_Misconception
Denominator-only_change
25,692
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think it's none of them
False_Neither
null
25,693
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think its b because doesn't go in to 5 so you do is find a common denominator which is 15 . 3x5=15
False_Neither
null
25,694
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think its this answer because 3 and 5 goes in to 15 the bottom then 1+2=3 so its 3/15
False_Misconception
Denominator-only_change
25,695
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think that it's for this reason: the donuminater should alwayss time up to the same number.
False_Neither
null
25,696
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think the answer is b because 3/15 15 is 5 times 3 and 2+1=3
False_Misconception
Denominator-only_change
25,697
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think the answer is b because if you make them equivilent it would be 15 and you would add 2 and 1 to give you 3
False_Misconception
Denominator-only_change
25,698
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think this answer because 3/15 goes into 1/3 and 2/5
False_Neither
null
25,699
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{3}{15} \)
i think this because 1+2=3 3 times 5 =15
False_Misconception
Denominator-only_change