Subtract 72/25 from 15/63
1st number: 15/63, 2nd number: 2 22/25
15/63 - 72/25 is -1387/525.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 25 is 1575
Next, find the equivalent fraction of both fractional numbers with denominator 1575 - For the 1st fraction, since 63 × 25 = 1575,
15/63 = 15 × 25/63 × 25 = 375/1575 - Likewise, for the 2nd fraction, since 25 × 63 = 1575,
72/25 = 72 × 63/25 × 63 = 4536/1575 - Subtract the two like fractions:
375/1575 - 4536/1575 = 375 - 4536/1575 = -4161/1575 - After reducing the fraction, the answer is -1387/525
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