Subtract 4/9 from 81/25
1st number: 3 6/25, 2nd number: 4/9
81/25 - 4/9 is 629/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 9 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 25 × 9 = 225,
81/25 = 81 × 9/25 × 9 = 729/225 - Likewise, for the 2nd fraction, since 9 × 25 = 225,
4/9 = 4 × 25/9 × 25 = 100/225 - Subtract the two like fractions:
729/225 - 100/225 = 729 - 100/225 = 629/225 - In mixed form: 2179/225
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