Add 15/56 and 42/60
15/56 + 42/60 is 271/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 60 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 60 × 14 = 840,
42/60 = 42 × 14/60 × 14 = 588/840 - Add the two like fractions:
225/840 + 588/840 = 225 + 588/840 = 813/840 - 813/840 simplified gives 271/280
- So, 15/56 + 42/60 = 271/280
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