Subtract 80/30 from 15/25
1st number: 15/25, 2nd number: 2 20/30
15/25 - 80/30 is -31/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 25 × 6 = 150,
15/25 = 15 × 6/25 × 6 = 90/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
80/30 = 80 × 5/30 × 5 = 400/150 - Subtract the two like fractions:
90/150 - 400/150 = 90 - 400/150 = -310/150 - After reducing the fraction, the answer is -31/15
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