Subtract 30/63 from 90/10
1st number: 9 0/10, 2nd number: 30/63
90/10 - 30/63 is 179/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 10 × 63 = 630,
90/10 = 90 × 63/10 × 63 = 5670/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
30/63 = 30 × 10/63 × 10 = 300/630 - Subtract the two like fractions:
5670/630 - 300/630 = 5670 - 300/630 = 5370/630 - After reducing the fraction, the answer is 179/21
- In mixed form: 811/21
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