Subtract 9/96 from 15/21
15/21 - 9/96 is 139/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 96 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 21 × 32 = 672,
15/21 = 15 × 32/21 × 32 = 480/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
9/96 = 9 × 7/96 × 7 = 63/672 - Subtract the two like fractions:
480/672 - 63/672 = 480 - 63/672 = 417/672 - After reducing the fraction, the answer is 139/224
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