Subtract 2/80 from 56/64
56/64 - 2/80 is 17/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 80 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 64 × 5 = 320,
56/64 = 56 × 5/64 × 5 = 280/320 - Likewise, for the 2nd fraction, since 80 × 4 = 320,
2/80 = 2 × 4/80 × 4 = 8/320 - Subtract the two like fractions:
280/320 - 8/320 = 280 - 8/320 = 272/320 - After reducing the fraction, the answer is 17/20
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