Subtract 1/81 from 45/24
1st number: 1 21/24, 2nd number: 1/81
45/24 - 1/81 is 1207/648.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 81 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 24 × 27 = 648,
45/24 = 45 × 27/24 × 27 = 1215/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
1/81 = 1 × 8/81 × 8 = 8/648 - Subtract the two like fractions:
1215/648 - 8/648 = 1215 - 8/648 = 1207/648 - In mixed form: 1559/648
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