Subtract 80/60 from 81/25
1st number: 3 6/25, 2nd number: 1 20/60
81/25 - 80/60 is 143/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 60 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 25 × 12 = 300,
81/25 = 81 × 12/25 × 12 = 972/300 - Likewise, for the 2nd fraction, since 60 × 5 = 300,
80/60 = 80 × 5/60 × 5 = 400/300 - Subtract the two like fractions:
972/300 - 400/300 = 972 - 400/300 = 572/300 - After reducing the fraction, the answer is 143/75
- In mixed form: 168/75
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