Subtract 72/15 from 5/45
1st number: 5/45, 2nd number: 4 12/15
5/45 - 72/15 is -211/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
5/45 = 5 × 1/45 × 1 = 5/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
72/15 = 72 × 3/15 × 3 = 216/45 - Subtract the two like fractions:
5/45 - 216/45 = 5 - 216/45 = -211/45
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