Add 42/56 and 14/15
42/56 + 14/15 is 101/60.
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,
42/56 = 42 × 15/56 × 15 = 630/840 - Likewise, for the 2nd fraction, since 15 × 56 = 840,
14/15 = 14 × 56/15 × 56 = 784/840 - Add the two like fractions:
630/840 + 784/840 = 630 + 784/840 = 1414/840 - 1414/840 simplified gives 101/60
- So, 42/56 + 14/15 = 101/60
In mixed form: 141/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/56+14/15 42/56+28/15 42/56+14/30 42/56+42/15 42/56+14/45 42/56+70/15 42/56+14/75 42/56+98/15