Subtract 63/50 from 9/20
1st number: 9/20, 2nd number: 1 13/50
9/20 - 63/50 is -81/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 50 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
9/20 = 9 × 5/20 × 5 = 45/100 - Likewise, for the 2nd fraction, since 50 × 2 = 100,
63/50 = 63 × 2/50 × 2 = 126/100 - Subtract the two like fractions:
45/100 - 126/100 = 45 - 126/100 = -81/100
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