Subtract 81/56 from 30/10
1st number: 3 0/10, 2nd number: 1 25/56
30/10 - 81/56 is 87/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 10 × 28 = 280,
30/10 = 30 × 28/10 × 28 = 840/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
81/56 = 81 × 5/56 × 5 = 405/280 - Subtract the two like fractions:
840/280 - 405/280 = 840 - 405/280 = 435/280 - After reducing the fraction, the answer is 87/56
- In mixed form: 131/56
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