Subtract 81/50 from 12/10
1st number: 1 2/10, 2nd number: 1 31/50
12/10 - 81/50 is -21/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 50 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 10 × 5 = 50,
12/10 = 12 × 5/10 × 5 = 60/50 - Likewise, for the 2nd fraction, since 50 × 1 = 50,
81/50 = 81 × 1/50 × 1 = 81/50 - Subtract the two like fractions:
60/50 - 81/50 = 60 - 81/50 = -21/50
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