Subtract 63/9 from 18/36
1st number: 18/36, 2nd number: 7 0/9
18/36 - 63/9 is -13/2.
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,
18/36 = 18 × 1/36 × 1 = 18/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
63/9 = 63 × 4/9 × 4 = 252/36 - Subtract the two like fractions:
18/36 - 252/36 = 18 - 252/36 = -234/36 - After reducing the fraction, the answer is -13/2
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