Subtract 80/63 from 10/40
1st number: 10/40, 2nd number: 1 17/63
10/40 - 80/63 is -257/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 63 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 40 × 63 = 2520,
10/40 = 10 × 63/40 × 63 = 630/2520 - Likewise, for the 2nd fraction, since 63 × 40 = 2520,
80/63 = 80 × 40/63 × 40 = 3200/2520 - Subtract the two like fractions:
630/2520 - 3200/2520 = 630 - 3200/2520 = -2570/2520 - After reducing the fraction, the answer is -257/252
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