Add 20/54 and 80/36
1st number: 20/54, 2nd number: 2 8/36
20/54 + 80/36 is 70/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 36 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
20/54 = 20 × 2/54 × 2 = 40/108 - Likewise, for the 2nd fraction, since 36 × 3 = 108,
80/36 = 80 × 3/36 × 3 = 240/108 - Add the two like fractions:
40/108 + 240/108 = 40 + 240/108 = 280/108 - 280/108 simplified gives 70/27
- So, 20/54 + 80/36 = 70/27
In mixed form: 216/27
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