Subtract 20/6 from 63/40
1st number: 1 23/40, 2nd number: 3 2/6
63/40 - 20/6 is -211/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 6 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
63/40 = 63 × 3/40 × 3 = 189/120 - Likewise, for the 2nd fraction, since 6 × 20 = 120,
20/6 = 20 × 20/6 × 20 = 400/120 - Subtract the two like fractions:
189/120 - 400/120 = 189 - 400/120 = -211/120
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