Subtract 45/63 from 84/15
1st number: 5 9/15, 2nd number: 45/63
84/15 - 45/63 is 171/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 15 × 21 = 315,
84/15 = 84 × 21/15 × 21 = 1764/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
45/63 = 45 × 5/63 × 5 = 225/315 - Subtract the two like fractions:
1764/315 - 225/315 = 1764 - 225/315 = 1539/315 - After reducing the fraction, the answer is 171/35
- In mixed form: 431/35
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