Subtract 45/30 from 2/63
1st number: 2/63, 2nd number: 1 15/30
2/63 - 45/30 is -185/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 30 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
2/63 = 2 × 10/63 × 10 = 20/630 - Likewise, for the 2nd fraction, since 30 × 21 = 630,
45/30 = 45 × 21/30 × 21 = 945/630 - Subtract the two like fractions:
20/630 - 945/630 = 20 - 945/630 = -925/630 - After reducing the fraction, the answer is -185/126
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