Add 21/60 and 5/56
21/60 + 5/56 is 123/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 60 × 14 = 840,
21/60 = 21 × 14/60 × 14 = 294/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
5/56 = 5 × 15/56 × 15 = 75/840 - Add the two like fractions:
294/840 + 75/840 = 294 + 75/840 = 369/840 - 369/840 simplified gives 123/280
- So, 21/60 + 5/56 = 123/280
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