Subtract 80/27 from 70/20
1st number: 3 10/20, 2nd number: 2 26/27
70/20 - 80/27 is 29/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 27 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
70/20 = 70 × 27/20 × 27 = 1890/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
80/27 = 80 × 20/27 × 20 = 1600/540 - Subtract the two like fractions:
1890/540 - 1600/540 = 1890 - 1600/540 = 290/540 - After reducing the fraction, the answer is 29/54
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