Add 45/20 and 80/27
1st number: 2 5/20, 2nd number: 2 26/27
45/20 + 80/27 is 563/108.
Steps for adding 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,
45/20 = 45 × 27/20 × 27 = 1215/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
80/27 = 80 × 20/27 × 20 = 1600/540 - Add the two like fractions:
1215/540 + 1600/540 = 1215 + 1600/540 = 2815/540 - 2815/540 simplified gives 563/108
- So, 45/20 + 80/27 = 563/108
In mixed form: 523/108
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