Subtract 42/40 from 10/75
1st number: 10/75, 2nd number: 1 2/40
10/75 - 42/40 is -11/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 40 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 75 × 8 = 600,
10/75 = 10 × 8/75 × 8 = 80/600 - Likewise, for the 2nd fraction, since 40 × 15 = 600,
42/40 = 42 × 15/40 × 15 = 630/600 - Subtract the two like fractions:
80/600 - 630/600 = 80 - 630/600 = -550/600 - After reducing the fraction, the answer is -11/12
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