Subtract 3/20 from 75/40
1st number: 1 35/40, 2nd number: 3/20
75/40 - 3/20 is 69/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 20 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
75/40 = 75 × 1/40 × 1 = 75/40 - Likewise, for the 2nd fraction, since 20 × 2 = 40,
3/20 = 3 × 2/20 × 2 = 6/40 - Subtract the two like fractions:
75/40 - 6/40 = 75 - 6/40 = 69/40 - In mixed form: 129/40
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