Add 15/56 and 5/40
15/56 + 5/40 is 11/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
15/56 = 15 × 5/56 × 5 = 75/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
5/40 = 5 × 7/40 × 7 = 35/280 - Add the two like fractions:
75/280 + 35/280 = 75 + 35/280 = 110/280 - 110/280 simplified gives 11/28
- So, 15/56 + 5/40 = 11/28
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