Subtract 63/4 from 63/45
1st number: 1 18/45, 2nd number: 15 3/4
63/45 - 63/4 is -287/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
63/45 = 63 × 4/45 × 4 = 252/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
63/4 = 63 × 45/4 × 45 = 2835/180 - Subtract the two like fractions:
252/180 - 2835/180 = 252 - 2835/180 = -2583/180 - After reducing the fraction, the answer is -287/20
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