Subtract 75/81 from 36/28
1st number: 1 8/28, 2nd number: 75/81
36/28 - 75/81 is 68/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 81 is 2268
Next, find the equivalent fraction of both fractional numbers with denominator 2268 - For the 1st fraction, since 28 × 81 = 2268,
36/28 = 36 × 81/28 × 81 = 2916/2268 - Likewise, for the 2nd fraction, since 81 × 28 = 2268,
75/81 = 75 × 28/81 × 28 = 2100/2268 - Subtract the two like fractions:
2916/2268 - 2100/2268 = 2916 - 2100/2268 = 816/2268 - After reducing the fraction, the answer is 68/189
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