Subtract 20/9 from 54/36
1st number: 1 18/36, 2nd number: 2 2/9
54/36 - 20/9 is -13/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
54/36 = 54 × 1/36 × 1 = 54/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
20/9 = 20 × 4/9 × 4 = 80/36 - Subtract the two like fractions:
54/36 - 80/36 = 54 - 80/36 = -26/36 - After reducing the fraction, the answer is -13/18
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