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
25,100
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you find the lowest common denominator
True_Neither
null
25,101
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you find the lowest common multiple of 3 and 5 then find the numerator and add across but the denominator stays the same.
True_Correct
null
25,102
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you find the lowest denominator then add!
True_Neither
null
25,103
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you first find the common denominater of both fractions then you times both fractions by the amount then you add them
True_Correct
null
25,104
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you first have to find a common denominator, which is 15. then you see how many 3s go into 15, which is 5. then you times the numerator by 5, to go 5/15. you do the same process for the 2/5, which is going to end up with 6/15. you add them up to get 11/15.
True_Correct
null
25,105
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you first have to get the same denominator
True_Neither
null
25,106
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you first need to change the denominator to 15(same times tables) then times the numerator what you did to the denominator making it 5/15+6/15
True_Correct
null
25,107
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you first need to get a common denominator which is 15 by multiplying 3x5 5x3 which is the same then its 5x1 and 3x2 to get 5/15 and 6/15to get 11/15 not simplified
True_Correct
null
25,108
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you get the denominator to be the same so then you do the same to the numerator then add them together
True_Neither
null
25,109
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you get the same denominator which is 15 and whatever you do to the bottom you do to the top so then i added the new fractions and got 11/15.
True_Correct
null
25,110
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you gotta have a common denominator
True_Neither
null
25,111
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have got to find the common denominator which is 15 then times 1by 5 and 2 by 3
True_Neither
null
25,112
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to change the denominators
True_Neither
null
25,113
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to change 1/3 into 5/15 and 2/5 into 6/15 and then add them together what is 11/15
True_Correct
null
25,114
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to change the bottoms to make them the same and also changing the tops then add the tops together.
True_Correct
null
25,115
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to change the denominator and the numerator then add together the numbers and you would get your answer
True_Neither
null
25,116
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to change the denominator to 15
True_Neither
null
25,117
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to change the denominator to 15 and you get 5 15 and 6 15 and they make 11 15
True_Correct
null
25,118
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to change the denominators so they are the same in this case it is 15 and then you times the numerators as well in this case you do 1x5 and 2x3 and them add your answers
True_Correct
null
25,119
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to change the dinominator then times it
True_Neither
null
25,120
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to change the dnomnatiors so that they are the same .
True_Neither
null
25,121
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to change the fractions so the denominators are in the same x table. first you find the lcm of 3 and 5 which is 15. 1/3 third will become 5/15 and 2/5 will become 6/15 and add them together and the answer is 11/15
True_Correct
null
25,122
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to convert 3 and 5 into 15 and convert 2 to 6 and 1 to 5 so 5/15 + 6/5= 11/15
True_Correct
null
25,123
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to convert denominators into equal values, in this case their lowest common multiple would be 15, so the answer would be 5/15 plus 6/15 equals to 11/15
True_Correct
null
25,124
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to convert it into the same denomenator and x the top by what u x by the bottom
True_Neither
null
25,125
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to convert the fractions in fifteenths and 6+5=11
True_Correct
null
25,126
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to convert the fractions so they both have the same denominator
True_Neither
null
25,127
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to convert the fractions that have the same denominator which will be 15 and you multiply the numerator too so 1/3 is 5/15 and 2/5 is 6/15 and 5/15+6/15 is 11/15.
True_Correct
null
25,128
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to convert them to equivalent fractions and 6/15 + 5/15 is 11/15
True_Correct
null
25,129
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to find a commen denominator then ad the numerator
True_Neither
null
25,130
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to find a common denominator
True_Neither
null
25,131
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to find a common denominator (15) which means you times 1 x 5 and 2 x 3. you can then add the numbers (11) but keep the denominator the same.
True_Correct
null
25,132
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to find a common denominator first then add them up
True_Neither
null
25,133
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to find a common denominator is 15 so you can x the numerator by the same number as the denominator so it would be 5/15 + 6/15 = 11/15
True_Correct
null
25,134
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to find a common denominator.
True_Neither
null
25,135
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to find other equal fraction
True_Neither
null
25,136
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to find the common denominator and then add the two fractions together.
True_Neither
null
25,137
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to find the common denominator which is 15 so you change the numerator so it matches.
True_Neither
null
25,138
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to find the lcm.
True_Neither
null
25,139
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to find the lowest common multiple
True_Neither
null
25,140
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to find the lowest common multiple of both and then add them
True_Neither
null
25,141
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to find the same denominator which is 15. so, the question transforms to 5/15 + 6/15 which is 11/15.
True_Correct
null
25,142
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to first find a common denominator which is 15 and then covert the fractions and add them up.
True_Neither
null
25,143
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to get the same denominator and times the top number the same as the bottom
True_Correct
null
25,144
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to get them both to the same denominator and that would be 15 so do the same to the numerator
True_Neither
null
25,145
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to have a common denominator
True_Neither
null
25,146
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to have a common denominator.
True_Neither
null
25,147
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to ind the commen denomenator
True_Neither
null
25,148
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to make sure denominator the same and then add both the numerators together
True_Neither
null
25,149
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to make the denominators equil so 15ths so 5/15 + 6/15 = 11/15
True_Correct
null
25,150
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to make the denominators the same and then add the numerators
True_Neither
null
25,151
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to make the denominators the same which would be 15. so the problem is now 5/15+6/15=11/15
True_Correct
null
25,152
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to multiply each number to the lowest common multiple then times the numerater by the the same to get 11 over 15
True_Correct
null
25,153
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to multiply the 1/3 by 5 and the 2/5 by 3. then add them both up and you get 11/15.
True_Correct
null
25,154
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to put both fractions over 15
True_Neither
null
25,155
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you have to times 1/3 by 5 and 2/5 by 3 to give you a denominator of 15. then 5/15+6/15=11/15
True_Correct
null
25,156
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you just find the lcd then you work it out
True_Neither
null
25,157
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you just have to convert them then add them.
True_Neither
null
25,158
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you make the bottom number the same then x the top number by however it took to get to that number then add them together
True_Correct
null
25,159
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you make the denominater the same then times 3 by 5 =15 and 3 time 5 =15 so the answer is 11 over 15
True_Neither
null
25,160
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you make the denominator become 15
True_Neither
null
25,161
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you make the denominator to 15 and times 1 by 5 which is 5 and 2 by 3 which is 6 and 6+5=11
True_Correct
null
25,162
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you make them have the same denominator (5/15, 6/15), then add them together to make 11/15.
True_Correct
null
25,163
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you make them to a common denominator
True_Neither
null
25,164
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you multiply the denominators so u get 15. 5 x 3 = 15 1 x 5 = 5
True_Neither
null
25,165
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you must find a common multiple for the denominators so 5*3=15 and 3*5=15 then you do the numirators so, 2*3=6 and 1*5=5 so 6+5=11 so the answer is 11/15
True_Correct
null
25,166
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you must find the common denominator then times then numerator by how many times did you multiply to get fifteen
True_Neither
null
25,167
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you must get the same denominator for each one then times the bottom number by top number on opposite fractions.
True_Correct
null
25,168
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need a common denominator - this is 15 as both 3 and 5 go into 15. 1/3=5/15 and 2/5=6/15. add them together and you get 11/15
True_Correct
null
25,169
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need a common denominator which is 15 so you covert, add and you get 11/15
True_Correct
null
25,170
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need a common denominator.this is 15 because both 3 and 5 go into 15. 1/3= 5/15 and 2/5= 6/15 5/15 + 6/15= 11/15
True_Correct
null
25,171
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to change both fractions into 15ths to get 5+6
True_Correct
null
25,172
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to change the 1/3 and 2/5 to 1/3=5/15 2/5=6/15 so 5/15+6/15=11/15
True_Correct
null
25,173
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to convert 1/3 and 2/5 into 5/15 and 6/15 and add them together and that gives you 11/15
True_Correct
null
25,174
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to convert the denominator and times the numerator and then you get the answer.
True_Neither
null
25,175
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to convert them first
True_Neither
null
25,176
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to convert to a common denominator which is 15 and what you do to the top you do to the bottom.
True_Neither
null
25,177
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to find a common denominator for 3 and 5 (15) and then you times the top number by the amount of times you timed the bottom number. and then you add
True_Correct
null
25,178
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to find a common denominator which is 15 then for 2 over 5 you would have to times 2 by 5 which is 10 then add them together is 11 over 15
True_Correct
null
25,179
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to find the common multiple of 2 and 5 which is 15 so you use it to times the numerator which is eleven
True_Correct
null
25,180
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to get the denominators the same
True_Neither
null
25,181
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to make the denominator the same so i got 15 then you have to x the denominator and the nominator to get 11/15
True_Correct
null
25,182
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to make the denominators the same so it is 5/15 + 6/15 witch is 11/15
True_Correct
null
25,183
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to make the same denominator which is 15 so you do 1 x 5 = 5 then 2 x 3 = 6 then add them together.
True_Correct
null
25,184
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to make them equivalent
True_Neither
null
25,185
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to make them have the same denominator so times 3 and 1 by 5 and 5 and 2 by 3 to get: 5/15 and 6/15 then add them both to get 11/15
True_Correct
null
25,186
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you need to work out an even denominator wich rules out 11 30ths and 3 8ths so its ether 11\5 orr 3\5
True_Neither
null
25,187
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you put them both over 15 (as the denominator)
True_Neither
null
25,188
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you round it up to the common denominator so that you can add
True_Neither
null
25,189
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you see what number is in both the 5 and 3 times table which can be 15. 3x5=15 and 5x3=15
True_Neither
null
25,190
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you should turn them into fifteenths, which makes a thumb 5/15 + 6/15 which equals 11/15
True_Correct
null
25,191
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you think of a multiple that is the same as each other.
True_Neither
null
25,192
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you times 3 and five to get fifteen and 1x 5 and 2 times five then add them together
True_Neither
null
25,193
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you times 3 by 5 and then add them to get answer
True_Neither
null
25,194
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you times 5 by 1 and 3 then times 3 by 2 and 5 which is 11 over 15
True_Correct
null
25,195
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you times the numerator and the denominator so the denominator is the same so then the calculation would be 5/15+6/15=11/15.
True_Correct
null
25,196
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you times then add them to get answer
True_Neither
null
25,197
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you turn the denominator into 15 so 5+6=11 which is the numerator
True_Correct
null
25,198
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you use the bus stop methord
True_Neither
null
25,199
33,472
\( \frac{1}{3}+\frac{2}{5}= \)
\( \frac{11}{15} \)
you would change 1/3 into 5/15 and you would change 2/5 into 6/15 add them = 11/15
True_Correct
null