Subtract 15/4 from 25/72
1st number: 25/72, 2nd number: 3 3/4
25/72 - 15/4 is -245/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 4 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
25/72 = 25 × 1/72 × 1 = 25/72 - Likewise, for the 2nd fraction, since 4 × 18 = 72,
15/4 = 15 × 18/4 × 18 = 270/72 - Subtract the two like fractions:
25/72 - 270/72 = 25 - 270/72 = -245/72
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