Subtract 5/15 from 75/20
1st number: 3 15/20, 2nd number: 5/15
75/20 - 5/15 is 41/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
75/20 = 75 × 3/20 × 3 = 225/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
5/15 = 5 × 4/15 × 4 = 20/60 - Subtract the two like fractions:
225/60 - 20/60 = 225 - 20/60 = 205/60 - After reducing the fraction, the answer is 41/12
- In mixed form: 35/12
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