Add 36/12 and 2/42
1st number: 3 0/12, 2nd number: 2/42
36/12 + 2/42 is 64/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
36/12 = 36 × 7/12 × 7 = 252/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
2/42 = 2 × 2/42 × 2 = 4/84 - Add the two like fractions:
252/84 + 4/84 = 252 + 4/84 = 256/84 - 256/84 simplified gives 64/21
- So, 36/12 + 2/42 = 64/21
In mixed form: 31/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/12+2/42 36/12+4/42 36/24+2/42 36/12+2/84 36/12+6/42 36/12+10/42 36/60+2/42 36/12+14/42 36/84+2/42