Subtract 45/3 from 80/4
1st number: 20 0/4, 2nd number: 15 0/3
80/4 - 45/3 is 5/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 3 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 4 × 3 = 12,
80/4 = 80 × 3/4 × 3 = 240/12 - Likewise, for the 2nd fraction, since 3 × 4 = 12,
45/3 = 45 × 4/3 × 4 = 180/12 - Subtract the two like fractions:
240/12 - 180/12 = 240 - 180/12 = 60/12 - After reducing the fraction, the answer is 5/1
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