Subtract 81/45 from 8/28
1st number: 8/28, 2nd number: 1 36/45
8/28 - 81/45 is -53/35.
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,
8/28 = 8 × 45/28 × 45 = 360/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
81/45 = 81 × 28/45 × 28 = 2268/1260 - Subtract the two like fractions:
360/1260 - 2268/1260 = 360 - 2268/1260 = -1908/1260 - After reducing the fraction, the answer is -53/35
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