Subtract 20/56 from 84/15
1st number: 5 9/15, 2nd number: 20/56
84/15 - 20/56 is 367/70.
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,
84/15 = 84 × 56/15 × 56 = 4704/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
20/56 = 20 × 15/56 × 15 = 300/840 - Subtract the two like fractions:
4704/840 - 300/840 = 4704 - 300/840 = 4404/840 - After reducing the fraction, the answer is 367/70
- In mixed form: 517/70
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