Subtract 12/63 from 54/18
1st number: 3 0/18, 2nd number: 12/63
54/18 - 12/63 is 59/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
54/18 = 54 × 7/18 × 7 = 378/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
12/63 = 12 × 2/63 × 2 = 24/126 - Subtract the two like fractions:
378/126 - 24/126 = 378 - 24/126 = 354/126 - After reducing the fraction, the answer is 59/21
- In mixed form: 217/21
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