Subtract 7/40 from 45/25
1st number: 1 20/25, 2nd number: 7/40
45/25 - 7/40 is 13/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 40 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 25 × 8 = 200,
45/25 = 45 × 8/25 × 8 = 360/200 - Likewise, for the 2nd fraction, since 40 × 5 = 200,
7/40 = 7 × 5/40 × 5 = 35/200 - Subtract the two like fractions:
360/200 - 35/200 = 360 - 35/200 = 325/200 - After reducing the fraction, the answer is 13/8
- In mixed form: 15/8
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