Subtract 4/96 from 40/21
1st number: 1 19/21, 2nd number: 4/96
40/21 - 4/96 is 313/168.
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,
40/21 = 40 × 32/21 × 32 = 1280/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
4/96 = 4 × 7/96 × 7 = 28/672 - Subtract the two like fractions:
1280/672 - 28/672 = 1280 - 28/672 = 1252/672 - After reducing the fraction, the answer is 313/168
- In mixed form: 1145/168
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