Add 2/15 and 21/56
2/15 + 21/56 is 61/120.
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,
21/56 = 21 × 15/56 × 15 = 315/840 - Add the two like fractions:
112/840 + 315/840 = 112 + 315/840 = 427/840 - 427/840 simplified gives 61/120
- So, 2/15 + 21/56 = 61/120
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