Add 28/20 and 15/54
1st number: 1 8/20, 2nd number: 15/54
28/20 + 15/54 is 151/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
28/20 = 28 × 27/20 × 27 = 756/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
15/54 = 15 × 10/54 × 10 = 150/540 - Add the two like fractions:
756/540 + 150/540 = 756 + 150/540 = 906/540 - 906/540 simplified gives 151/90
- So, 28/20 + 15/54 = 151/90
In mixed form: 161/90
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