Subtract 21/64 from 21/2
1st number: 10 1/2, 2nd number: 21/64
21/2 - 21/64 is 651/64.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 64 is 64
Next, find the equivalent fraction of both fractional numbers with denominator 64 - For the 1st fraction, since 2 × 32 = 64,
21/2 = 21 × 32/2 × 32 = 672/64 - Likewise, for the 2nd fraction, since 64 × 1 = 64,
21/64 = 21 × 1/64 × 1 = 21/64 - Subtract the two like fractions:
672/64 - 21/64 = 672 - 21/64 = 651/64 - In mixed form: 1011/64
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