Subtract 63/60 from 80/40
1st number: 2 0/40, 2nd number: 1 3/60
80/40 - 63/60 is 19/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 60 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
80/40 = 80 × 3/40 × 3 = 240/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
63/60 = 63 × 2/60 × 2 = 126/120 - Subtract the two like fractions:
240/120 - 126/120 = 240 - 126/120 = 114/120 - After reducing the fraction, the answer is 19/20
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