Subtract 80/25 from 15/10
1st number: 1 5/10, 2nd number: 3 5/25
15/10 - 80/25 is -17/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 25 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 10 × 5 = 50,
15/10 = 15 × 5/10 × 5 = 75/50 - Likewise, for the 2nd fraction, since 25 × 2 = 50,
80/25 = 80 × 2/25 × 2 = 160/50 - Subtract the two like fractions:
75/50 - 160/50 = 75 - 160/50 = -85/50 - After reducing the fraction, the answer is -17/10
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