Subtract 4/18 from 81/25
1st number: 3 6/25, 2nd number: 4/18
81/25 - 4/18 is 679/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
81/25 = 81 × 18/25 × 18 = 1458/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
4/18 = 4 × 25/18 × 25 = 100/450 - Subtract the two like fractions:
1458/450 - 100/450 = 1458 - 100/450 = 1358/450 - After reducing the fraction, the answer is 679/225
- In mixed form: 34/225
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