Subtract 35/32 from 40/42
1st number: 40/42, 2nd number: 1 3/32
40/42 - 35/32 is -95/672.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 32 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 42 × 16 = 672,
40/42 = 40 × 16/42 × 16 = 640/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
35/32 = 35 × 21/32 × 21 = 735/672 - Subtract the two like fractions:
640/672 - 735/672 = 640 - 735/672 = -95/672
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