Add 70/15 and 56/64
1st number: 4 10/15, 2nd number: 56/64
70/15 + 56/64 is 133/24.
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,
70/15 = 70 × 64/15 × 64 = 4480/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
56/64 = 56 × 15/64 × 15 = 840/960 - Add the two like fractions:
4480/960 + 840/960 = 4480 + 840/960 = 5320/960 - 5320/960 simplified gives 133/24
- So, 70/15 + 56/64 = 133/24
In mixed form: 513/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/30+56/64 70/45+56/64 70/75+56/64