Add 28/15 and 21/64
1st number: 1 13/15, 2nd number: 21/64
28/15 + 21/64 is 2107/960.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 64 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 15 × 64 = 960,
28/15 = 28 × 64/15 × 64 = 1792/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
21/64 = 21 × 15/64 × 15 = 315/960 - Add the two like fractions:
1792/960 + 315/960 = 1792 + 315/960 = 2107/960 - So, 28/15 + 21/64 = 2107/960
In mixed form: 2187/960
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