Add 9/15 and 21/32
9/15 + 21/32 is 201/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 32 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 15 × 32 = 480,
9/15 = 9 × 32/15 × 32 = 288/480 - Likewise, for the 2nd fraction, since 32 × 15 = 480,
21/32 = 21 × 15/32 × 15 = 315/480 - Add the two like fractions:
288/480 + 315/480 = 288 + 315/480 = 603/480 - 603/480 simplified gives 201/160
- So, 9/15 + 21/32 = 201/160
In mixed form: 141/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/15+21/32 9/15+42/32 9/30+21/32 9/15+21/64 27/15+21/32 9/15+63/32 9/45+21/32 9/15+21/96 45/15+21/32 9/75+21/32 63/15+21/32