Add 72/32 and 12/28
1st number: 2 8/32, 2nd number: 12/28
72/32 + 12/28 is 75/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 28 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 32 × 7 = 224,
72/32 = 72 × 7/32 × 7 = 504/224 - Likewise, for the 2nd fraction, since 28 × 8 = 224,
12/28 = 12 × 8/28 × 8 = 96/224 - Add the two like fractions:
504/224 + 96/224 = 504 + 96/224 = 600/224 - 600/224 simplified gives 75/28
- So, 72/32 + 12/28 = 75/28
In mixed form: 219/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/32+24/28 72/64+12/28 72/32+12/56 72/32+36/28 72/96+12/28 72/32+12/84 72/32+60/28 72/32+84/28