Add 35/32 and 21/20
1st number: 1 3/32, 2nd number: 1 1/20
35/32 + 21/20 is 343/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 20 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
35/32 = 35 × 5/32 × 5 = 175/160 - Likewise, for the 2nd fraction, since 20 × 8 = 160,
21/20 = 21 × 8/20 × 8 = 168/160 - Add the two like fractions:
175/160 + 168/160 = 175 + 168/160 = 343/160 - So, 35/32 + 21/20 = 343/160
In mixed form: 223/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/32+21/20 35/32+42/20 35/64+21/20 35/32+21/40 35/32+63/20 35/96+21/20 35/32+21/60