Add 2/15 and 42/56
2/15 + 42/56 is 53/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 15 × 56 = 840,
2/15 = 2 × 56/15 × 56 = 112/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
42/56 = 42 × 15/56 × 15 = 630/840 - Add the two like fractions:
112/840 + 630/840 = 112 + 630/840 = 742/840 - 742/840 simplified gives 53/60
- So, 2/15 + 42/56 = 53/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/15+42/56 2/15+84/56 2/30+42/56 6/15+42/56 2/45+42/56 10/15+42/56 2/75+42/56 14/15+42/56