Subtract 30/63 from 27/30
27/30 - 30/63 is 89/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 30 × 21 = 630,
27/30 = 27 × 21/30 × 21 = 567/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
30/63 = 30 × 10/63 × 10 = 300/630 - Subtract the two like fractions:
567/630 - 300/630 = 567 - 300/630 = 267/630 - After reducing the fraction, the answer is 89/210
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