Subtract 72/50 from 63/20
1st number: 3 3/20, 2nd number: 1 22/50
63/20 - 72/50 is 171/100.
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,
63/20 = 63 × 5/20 × 5 = 315/100 - Likewise, for the 2nd fraction, since 50 × 2 = 100,
72/50 = 72 × 2/50 × 2 = 144/100 - Subtract the two like fractions:
315/100 - 144/100 = 315 - 144/100 = 171/100 - In mixed form: 171/100
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