Add 63/36 and 42/7
1st number: 1 27/36, 2nd number: 6 0/7
63/36 + 42/7 is 31/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 7 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
63/36 = 63 × 7/36 × 7 = 441/252 - Likewise, for the 2nd fraction, since 7 × 36 = 252,
42/7 = 42 × 36/7 × 36 = 1512/252 - Add the two like fractions:
441/252 + 1512/252 = 441 + 1512/252 = 1953/252 - 1953/252 simplified gives 31/4
- So, 63/36 + 42/7 = 31/4
In mixed form: 73/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/36+84/7 63/72+42/7 63/36+42/14 63/36+42/21 63/36+42/35 63/36+42/49