Add 21/56 and 14/80
21/56 + 14/80 is 11/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 56 × 10 = 560,
21/56 = 21 × 10/56 × 10 = 210/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
14/80 = 14 × 7/80 × 7 = 98/560 - Add the two like fractions:
210/560 + 98/560 = 210 + 98/560 = 308/560 - 308/560 simplified gives 11/20
- So, 21/56 + 14/80 = 11/20
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