Subtract 20/72 from 10/9
1st number: 1 1/9, 2nd number: 20/72
10/9 - 20/72 is 5/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
10/9 = 10 × 8/9 × 8 = 80/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
20/72 = 20 × 1/72 × 1 = 20/72 - Subtract the two like fractions:
80/72 - 20/72 = 80 - 20/72 = 60/72 - After reducing the fraction, the answer is 5/6
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