Subtract 10/45 from 81/36
1st number: 2 9/36, 2nd number: 10/45
81/36 - 10/45 is 73/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
81/36 = 81 × 5/36 × 5 = 405/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
10/45 = 10 × 4/45 × 4 = 40/180 - Subtract the two like fractions:
405/180 - 40/180 = 405 - 40/180 = 365/180 - After reducing the fraction, the answer is 73/36
- In mixed form: 21/36
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