Add 1/2 and 21/56
1/2 + 21/56 is 7/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 2 × 28 = 56,
1/2 = 1 × 28/2 × 28 = 28/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
21/56 = 21 × 1/56 × 1 = 21/56 - Add the two like fractions:
28/56 + 21/56 = 28 + 21/56 = 49/56 - 49/56 simplified gives 7/8
- So, 1/2 + 21/56 = 7/8
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