Add 70/28 and 63/32
1st number: 2 14/28, 2nd number: 1 31/32
70/28 + 63/32 is 143/32.
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,
70/28 = 70 × 8/28 × 8 = 560/224 - Likewise, for the 2nd fraction, since 32 × 7 = 224,
63/32 = 63 × 7/32 × 7 = 441/224 - Add the two like fractions:
560/224 + 441/224 = 560 + 441/224 = 1001/224 - 1001/224 simplified gives 143/32
- So, 70/28 + 63/32 = 143/32
In mixed form: 415/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/56+63/32 70/28+63/64 70/84+63/32 70/28+63/96