Add 28/60 and 21/64
28/60 + 21/64 is 763/960.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 64 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 60 × 16 = 960,
28/60 = 28 × 16/60 × 16 = 448/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
21/64 = 21 × 15/64 × 15 = 315/960 - Add the two like fractions:
448/960 + 315/960 = 448 + 315/960 = 763/960 - So, 28/60 + 21/64 = 763/960
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