Subtract 81/5 from 4/10
1st number: 4/10, 2nd number: 16 1/5
4/10 - 81/5 is -79/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 10 × 1 = 10,
4/10 = 4 × 1/10 × 1 = 4/10 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
81/5 = 81 × 2/5 × 2 = 162/10 - Subtract the two like fractions:
4/10 - 162/10 = 4 - 162/10 = -158/10 - After reducing the fraction, the answer is -79/5
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