Subtract 45/84 from 63/18
1st number: 3 9/18, 2nd number: 45/84
63/18 - 45/84 is 83/28.
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,
63/18 = 63 × 14/18 × 14 = 882/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
45/84 = 45 × 3/84 × 3 = 135/252 - Subtract the two like fractions:
882/252 - 135/252 = 882 - 135/252 = 747/252 - After reducing the fraction, the answer is 83/28
- In mixed form: 227/28
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