Subtract 30/63 from 72/8
1st number: 9 0/8, 2nd number: 30/63
72/8 - 30/63 is 179/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 8 × 63 = 504,
72/8 = 72 × 63/8 × 63 = 4536/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
30/63 = 30 × 8/63 × 8 = 240/504 - Subtract the two like fractions:
4536/504 - 240/504 = 4536 - 240/504 = 4296/504 - After reducing the fraction, the answer is 179/21
- In mixed form: 811/21
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