Subtract 63/84 from 54/18
1st number: 3 0/18, 2nd number: 63/84
54/18 - 63/84 is 9/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 18 × 14 = 252,
54/18 = 54 × 14/18 × 14 = 756/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
63/84 = 63 × 3/84 × 3 = 189/252 - Subtract the two like fractions:
756/252 - 189/252 = 756 - 189/252 = 567/252 - After reducing the fraction, the answer is 9/4
- In mixed form: 21/4
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