Subtract 90/25 from 45/8
1st number: 5 5/8, 2nd number: 3 15/25
45/8 - 90/25 is 81/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 25 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 8 × 25 = 200,
45/8 = 45 × 25/8 × 25 = 1125/200 - Likewise, for the 2nd fraction, since 25 × 8 = 200,
90/25 = 90 × 8/25 × 8 = 720/200 - Subtract the two like fractions:
1125/200 - 720/200 = 1125 - 720/200 = 405/200 - After reducing the fraction, the answer is 81/40
- In mixed form: 21/40
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