Subtract 3/64 from 21/25
21/25 - 3/64 is 1269/1600.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 64 is 1600
Next, find the equivalent fraction of both fractional numbers with denominator 1600 - For the 1st fraction, since 25 × 64 = 1600,
21/25 = 21 × 64/25 × 64 = 1344/1600 - Likewise, for the 2nd fraction, since 64 × 25 = 1600,
3/64 = 3 × 25/64 × 25 = 75/1600 - Subtract the two like fractions:
1344/1600 - 75/1600 = 1344 - 75/1600 = 1269/1600
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