Subtract 72/30 from 63/12
1st number: 5 3/12, 2nd number: 2 12/30
63/12 - 72/30 is 57/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
63/12 = 63 × 5/12 × 5 = 315/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
72/30 = 72 × 2/30 × 2 = 144/60 - Subtract the two like fractions:
315/60 - 144/60 = 315 - 144/60 = 171/60 - After reducing the fraction, the answer is 57/20
- In mixed form: 217/20
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