Subtract 45/81 from 16/7
1st number: 2 2/7, 2nd number: 45/81
16/7 - 45/81 is 109/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 81 is 567
Next, find the equivalent fraction of both fractional numbers with denominator 567 - For the 1st fraction, since 7 × 81 = 567,
16/7 = 16 × 81/7 × 81 = 1296/567 - Likewise, for the 2nd fraction, since 81 × 7 = 567,
45/81 = 45 × 7/81 × 7 = 315/567 - Subtract the two like fractions:
1296/567 - 315/567 = 1296 - 315/567 = 981/567 - After reducing the fraction, the answer is 109/63
- In mixed form: 146/63
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