Subtract 84/25 from 15/80
1st number: 15/80, 2nd number: 3 9/25
15/80 - 84/25 is -1269/400.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 25 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 80 × 5 = 400,
15/80 = 15 × 5/80 × 5 = 75/400 - Likewise, for the 2nd fraction, since 25 × 16 = 400,
84/25 = 84 × 16/25 × 16 = 1344/400 - Subtract the two like fractions:
75/400 - 1344/400 = 75 - 1344/400 = -1269/400
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