Subtract 45/75 from 90/40
1st number: 2 10/40, 2nd number: 45/75
90/40 - 45/75 is 33/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 75 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 40 × 15 = 600,
90/40 = 90 × 15/40 × 15 = 1350/600 - Likewise, for the 2nd fraction, since 75 × 8 = 600,
45/75 = 45 × 8/75 × 8 = 360/600 - Subtract the two like fractions:
1350/600 - 360/600 = 1350 - 360/600 = 990/600 - After reducing the fraction, the answer is 33/20
- In mixed form: 113/20
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