Add 56/30 and 42/7
1st number: 1 26/30, 2nd number: 6 0/7
56/30 + 42/7 is 118/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 7 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
56/30 = 56 × 7/30 × 7 = 392/210 - Likewise, for the 2nd fraction, since 7 × 30 = 210,
42/7 = 42 × 30/7 × 30 = 1260/210 - Add the two like fractions:
392/210 + 1260/210 = 392 + 1260/210 = 1652/210 - 1652/210 simplified gives 118/15
- So, 56/30 + 42/7 = 118/15
In mixed form: 713/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/30+84/7 56/60+42/7 56/30+42/14 56/90+42/7 56/30+42/21 56/30+42/35 56/30+42/49