Subtract 42/72 from 25/8
1st number: 3 1/8, 2nd number: 42/72
25/8 - 42/72 is 61/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
25/8 = 25 × 9/8 × 9 = 225/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
42/72 = 42 × 1/72 × 1 = 42/72 - Subtract the two like fractions:
225/72 - 42/72 = 225 - 42/72 = 183/72 - After reducing the fraction, the answer is 61/24
- In mixed form: 213/24
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