Subtract 60/21 from 30/64
1st number: 30/64, 2nd number: 2 18/21
30/64 - 60/21 is -535/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 21 is 1344
Next, find the equivalent fraction of both fractional numbers with denominator 1344 - For the 1st fraction, since 64 × 21 = 1344,
30/64 = 30 × 21/64 × 21 = 630/1344 - Likewise, for the 2nd fraction, since 21 × 64 = 1344,
60/21 = 60 × 64/21 × 64 = 3840/1344 - Subtract the two like fractions:
630/1344 - 3840/1344 = 630 - 3840/1344 = -3210/1344 - After reducing the fraction, the answer is -535/224
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