Subtract 3/56 from 72/15
1st number: 4 12/15, 2nd number: 3/56
72/15 - 3/56 is 1329/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 15 × 56 = 840,
72/15 = 72 × 56/15 × 56 = 4032/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
3/56 = 3 × 15/56 × 15 = 45/840 - Subtract the two like fractions:
4032/840 - 45/840 = 4032 - 45/840 = 3987/840 - After reducing the fraction, the answer is 1329/280
- In mixed form: 4209/280
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