Subtract 18/80 from 40/25
1st number: 1 15/25, 2nd number: 18/80
40/25 - 18/80 is 11/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 80 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 25 × 16 = 400,
40/25 = 40 × 16/25 × 16 = 640/400 - Likewise, for the 2nd fraction, since 80 × 5 = 400,
18/80 = 18 × 5/80 × 5 = 90/400 - Subtract the two like fractions:
640/400 - 90/400 = 640 - 90/400 = 550/400 - After reducing the fraction, the answer is 11/8
- In mixed form: 13/8
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