Add 70/15 and 56/32
1st number: 4 10/15, 2nd number: 1 24/32
70/15 + 56/32 is 77/12.
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,
70/15 = 70 × 32/15 × 32 = 2240/480 - Likewise, for the 2nd fraction, since 32 × 15 = 480,
56/32 = 56 × 15/32 × 15 = 840/480 - Add the two like fractions:
2240/480 + 840/480 = 2240 + 840/480 = 3080/480 - 3080/480 simplified gives 77/12
- So, 70/15 + 56/32 = 77/12
In mixed form: 65/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/30+56/32 70/15+56/64 70/45+56/32 70/15+56/96 70/75+56/32