Subtract 90/25 from 20/16
1st number: 1 4/16, 2nd number: 3 15/25
20/16 - 90/25 is -47/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 25 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 16 × 25 = 400,
20/16 = 20 × 25/16 × 25 = 500/400 - Likewise, for the 2nd fraction, since 25 × 16 = 400,
90/25 = 90 × 16/25 × 16 = 1440/400 - Subtract the two like fractions:
500/400 - 1440/400 = 500 - 1440/400 = -940/400 - After reducing the fraction, the answer is -47/20
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