Add 5/7 and 21/64
5/7 + 21/64 is 467/448.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 64 is 448
Next, find the equivalent fraction of both fractional numbers with denominator 448 - For the 1st fraction, since 7 × 64 = 448,
5/7 = 5 × 64/7 × 64 = 320/448 - Likewise, for the 2nd fraction, since 64 × 7 = 448,
21/64 = 21 × 7/64 × 7 = 147/448 - Add the two like fractions:
320/448 + 147/448 = 320 + 147/448 = 467/448 - So, 5/7 + 21/64 = 467/448
In mixed form: 119/448
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