Subtract 25/24 from 40/72
1st number: 40/72, 2nd number: 1 1/24
40/72 - 25/24 is -35/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 24 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
40/72 = 40 × 1/72 × 1 = 40/72 - Likewise, for the 2nd fraction, since 24 × 3 = 72,
25/24 = 25 × 3/24 × 3 = 75/72 - Subtract the two like fractions:
40/72 - 75/72 = 40 - 75/72 = -35/72
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