Subtract 42/40 from 7/32
1st number: 7/32, 2nd number: 1 2/40
7/32 - 42/40 is -133/160.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 40 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
7/32 = 7 × 5/32 × 5 = 35/160 - Likewise, for the 2nd fraction, since 40 × 4 = 160,
42/40 = 42 × 4/40 × 4 = 168/160 - Subtract the two like fractions:
35/160 - 168/160 = 35 - 168/160 = -133/160
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