Add 18/35 and 21/32
18/35 + 21/32 is 1311/1120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 32 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 35 × 32 = 1120,
18/35 = 18 × 32/35 × 32 = 576/1120 - Likewise, for the 2nd fraction, since 32 × 35 = 1120,
21/32 = 21 × 35/32 × 35 = 735/1120 - Add the two like fractions:
576/1120 + 735/1120 = 576 + 735/1120 = 1311/1120 - So, 18/35 + 21/32 = 1311/1120
In mixed form: 1191/1120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/35+21/32 18/35+42/32 18/70+21/32 18/35+21/64 54/35+21/32 18/35+63/32 18/35+21/96 90/35+21/32