Subtract 3/25 from 81/18
1st number: 4 9/18, 2nd number: 3/25
81/18 - 3/25 is 219/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 25 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 18 × 25 = 450,
81/18 = 81 × 25/18 × 25 = 2025/450 - Likewise, for the 2nd fraction, since 25 × 18 = 450,
3/25 = 3 × 18/25 × 18 = 54/450 - Subtract the two like fractions:
2025/450 - 54/450 = 2025 - 54/450 = 1971/450 - After reducing the fraction, the answer is 219/50
- In mixed form: 419/50
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