Subtract 72/63 from 15/5
1st number: 3 0/5, 2nd number: 1 9/63
15/5 - 72/63 is 13/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 5 × 63 = 315,
15/5 = 15 × 63/5 × 63 = 945/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
72/63 = 72 × 5/63 × 5 = 360/315 - Subtract the two like fractions:
945/315 - 360/315 = 945 - 360/315 = 585/315 - After reducing the fraction, the answer is 13/7
- In mixed form: 16/7
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