Subtract 7/4 from 10/80
1st number: 10/80, 2nd number: 1 3/4
10/80 - 7/4 is -13/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 4 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
10/80 = 10 × 1/80 × 1 = 10/80 - Likewise, for the 2nd fraction, since 4 × 20 = 80,
7/4 = 7 × 20/4 × 20 = 140/80 - Subtract the two like fractions:
10/80 - 140/80 = 10 - 140/80 = -130/80 - After reducing the fraction, the answer is -13/8
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