Subtract 42/3 from 10/72
1st number: 10/72, 2nd number: 14 0/3
10/72 - 42/3 is -499/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 3 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
10/72 = 10 × 1/72 × 1 = 10/72 - Likewise, for the 2nd fraction, since 3 × 24 = 72,
42/3 = 42 × 24/3 × 24 = 1008/72 - Subtract the two like fractions:
10/72 - 1008/72 = 10 - 1008/72 = -998/72 - After reducing the fraction, the answer is -499/36
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