Add 80/54 and 45/20
1st number: 1 26/54, 2nd number: 2 5/20
80/54 + 45/20 is 403/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 54 × 10 = 540,
80/54 = 80 × 10/54 × 10 = 800/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
45/20 = 45 × 27/20 × 27 = 1215/540 - Add the two like fractions:
800/540 + 1215/540 = 800 + 1215/540 = 2015/540 - 2015/540 simplified gives 403/108
- So, 80/54 + 45/20 = 403/108
In mixed form: 379/108
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