Add 30/56 and 70/28
1st number: 30/56, 2nd number: 2 14/28
30/56 + 70/28 is 85/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 28 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
30/56 = 30 × 1/56 × 1 = 30/56 - Likewise, for the 2nd fraction, since 28 × 2 = 56,
70/28 = 70 × 2/28 × 2 = 140/56 - Add the two like fractions:
30/56 + 140/56 = 30 + 140/56 = 170/56 - 170/56 simplified gives 85/28
- So, 30/56 + 70/28 = 85/28
In mixed form: 31/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/56+70/28 30/56+70/56 90/56+70/28 30/56+70/84