Add 30/28 and 15/32
1st number: 1 2/28, 2nd number: 15/32
30/28 + 15/32 is 345/224.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 32 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 28 × 8 = 224,
30/28 = 30 × 8/28 × 8 = 240/224 - Likewise, for the 2nd fraction, since 32 × 7 = 224,
15/32 = 15 × 7/32 × 7 = 105/224 - Add the two like fractions:
240/224 + 105/224 = 240 + 105/224 = 345/224 - So, 30/28 + 15/32 = 345/224
In mixed form: 1121/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/28+15/32 30/28+30/32 30/56+15/32 30/28+15/64 90/28+15/32 30/28+45/32 30/84+15/32 30/28+15/96 30/28+75/32