Subtract 15/64 from 15/70
15/70 - 15/64 is -9/448.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 64 is 2240
Next, find the equivalent fraction of both fractional numbers with denominator 2240 - For the 1st fraction, since 70 × 32 = 2240,
15/70 = 15 × 32/70 × 32 = 480/2240 - Likewise, for the 2nd fraction, since 64 × 35 = 2240,
15/64 = 15 × 35/64 × 35 = 525/2240 - Subtract the two like fractions:
480/2240 - 525/2240 = 480 - 525/2240 = -45/2240 - After reducing the fraction, the answer is -9/448
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