Add 15/56 and 63/15
1st number: 15/56, 2nd number: 4 3/15
15/56 + 63/15 is 1251/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 15 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
15/56 = 15 × 15/56 × 15 = 225/840 - Likewise, for the 2nd fraction, since 15 × 56 = 840,
63/15 = 63 × 56/15 × 56 = 3528/840 - Add the two like fractions:
225/840 + 3528/840 = 225 + 3528/840 = 3753/840 - 3753/840 simplified gives 1251/280
- So, 15/56 + 63/15 = 1251/280
In mixed form: 4131/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/56+63/15 15/56+63/30 45/56+63/15 15/56+63/45 75/56+63/15 15/56+63/75