Subtract 72/20 from 8/25
1st number: 8/25, 2nd number: 3 12/20
8/25 - 72/20 is -82/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 20 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 25 × 4 = 100,
8/25 = 8 × 4/25 × 4 = 32/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
72/20 = 72 × 5/20 × 5 = 360/100 - Subtract the two like fractions:
32/100 - 360/100 = 32 - 360/100 = -328/100 - After reducing the fraction, the answer is -82/25
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