Add 15/28 and 63/64
15/28 + 63/64 is 681/448.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 64 is 448
Next, find the equivalent fraction of both fractional numbers with denominator 448 - For the 1st fraction, since 28 × 16 = 448,
15/28 = 15 × 16/28 × 16 = 240/448 - Likewise, for the 2nd fraction, since 64 × 7 = 448,
63/64 = 63 × 7/64 × 7 = 441/448 - Add the two like fractions:
240/448 + 441/448 = 240 + 441/448 = 681/448 - So, 15/28 + 63/64 = 681/448
In mixed form: 1233/448
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