Subtract 28/80 from 75/40
1st number: 1 35/40, 2nd number: 28/80
75/40 - 28/80 is 61/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 40 × 2 = 80,
75/40 = 75 × 2/40 × 2 = 150/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
28/80 = 28 × 1/80 × 1 = 28/80 - Subtract the two like fractions:
150/80 - 28/80 = 150 - 28/80 = 122/80 - After reducing the fraction, the answer is 61/40
- In mixed form: 121/40
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