Subtract 60/70 from 2/63
2/63 - 60/70 is -52/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 70 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 70 × 9 = 630,
60/70 = 60 × 9/70 × 9 = 540/630 - Subtract the two like fractions:
20/630 - 540/630 = 20 - 540/630 = -520/630 - After reducing the fraction, the answer is -52/63
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