Subtract 15/20 from 72/25
1st number: 2 22/25, 2nd number: 15/20
72/25 - 15/20 is 213/100.
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,
72/25 = 72 × 4/25 × 4 = 288/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
15/20 = 15 × 5/20 × 5 = 75/100 - Subtract the two like fractions:
288/100 - 75/100 = 288 - 75/100 = 213/100 - In mixed form: 213/100
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