Subtract 75/45 from 5/28
1st number: 5/28, 2nd number: 1 30/45
5/28 - 75/45 is -125/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
5/28 = 5 × 45/28 × 45 = 225/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
75/45 = 75 × 28/45 × 28 = 2100/1260 - Subtract the two like fractions:
225/1260 - 2100/1260 = 225 - 2100/1260 = -1875/1260 - After reducing the fraction, the answer is -125/84
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