Add 56/30 and 6/21
1st number: 1 26/30, 2nd number: 6/21
56/30 + 6/21 is 226/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 21 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 21 × 10 = 210,
6/21 = 6 × 10/21 × 10 = 60/210 - Add the two like fractions:
392/210 + 60/210 = 392 + 60/210 = 452/210 - 452/210 simplified gives 226/105
- So, 56/30 + 6/21 = 226/105
In mixed form: 216/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/30+12/21 56/60+6/21 56/30+6/42 56/30+18/21 56/90+6/21 56/30+6/63 56/30+30/21 56/30+42/21