Add 20/15 and 10/64
1st number: 1 5/15, 2nd number: 10/64
20/15 + 10/64 is 143/96.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 64 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 15 × 64 = 960,
20/15 = 20 × 64/15 × 64 = 1280/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
10/64 = 10 × 15/64 × 15 = 150/960 - Add the two like fractions:
1280/960 + 150/960 = 1280 + 150/960 = 1430/960 - 1430/960 simplified gives 143/96
- So, 20/15 + 10/64 = 143/96
In mixed form: 147/96
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/15+10/64 20/15+20/64 20/30+10/64 60/15+10/64 20/15+30/64 20/45+10/64 20/15+50/64 20/75+10/64 20/15+70/64