Subtract 45/90 from 63/18
1st number: 3 9/18, 2nd number: 45/90
63/18 - 45/90 is 3/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
63/18 = 63 × 5/18 × 5 = 315/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
45/90 = 45 × 1/90 × 1 = 45/90 - Subtract the two like fractions:
315/90 - 45/90 = 315 - 45/90 = 270/90 - After reducing the fraction, the answer is 3/1
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