Subtract 7/32 from 7/42
742 - 732 is -596.
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,
742 = 7 × 1642 × 16 = 112672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
732 = 7 × 2132 × 21 = 147672 - Subtract the two like fractions:
112672 - 147672 = 112 - 147672 = -35672 - After reducing the fraction, the answer is -596
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