Subtract 45/72 from 9/8
1st number: 1 1/8, 2nd number: 45/72
9/8 - 45/72 is 1/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
9/8 = 9 × 9/8 × 9 = 81/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
45/72 = 45 × 1/72 × 1 = 45/72 - Subtract the two like fractions:
81/72 - 45/72 = 81 - 45/72 = 36/72 - After reducing the fraction, the answer is 1/2
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