Subtract 81/50 from 56/15
1st number: 3 11/15, 2nd number: 1 31/50
56/15 - 81/50 is 317/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 15 × 10 = 150,
56/15 = 56 × 10/15 × 10 = 560/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
81/50 = 81 × 3/50 × 3 = 243/150 - Subtract the two like fractions:
560/150 - 243/150 = 560 - 243/150 = 317/150 - In mixed form: 217/150
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