Add 27/7 and 42/36
1st number: 3 6/7, 2nd number: 1 6/36
27/7 + 42/36 is 211/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 7 × 36 = 252,
27/7 = 27 × 36/7 × 36 = 972/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
42/36 = 42 × 7/36 × 7 = 294/252 - Add the two like fractions:
972/252 + 294/252 = 972 + 294/252 = 1266/252 - 1266/252 simplified gives 211/42
- So, 27/7 + 42/36 = 211/42
In mixed form: 51/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/7+42/36 27/7+84/36 27/14+42/36 27/7+42/72 81/7+42/36 27/21+42/36 27/35+42/36 27/49+42/36