Subtract 70/80 from 5/4
1st number: 1 1/4, 2nd number: 70/80
5/4 - 70/80 is 3/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 4 × 20 = 80,
5/4 = 5 × 20/4 × 20 = 100/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
70/80 = 70 × 1/80 × 1 = 70/80 - Subtract the two like fractions:
100/80 - 70/80 = 100 - 70/80 = 30/80 - After reducing the fraction, the answer is 3/8
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