Add 90/54 and 28/20
1st number: 1 36/54, 2nd number: 1 8/20
90/54 + 28/20 is 46/15.
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,
90/54 = 90 × 10/54 × 10 = 900/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
28/20 = 28 × 27/20 × 27 = 756/540 - Add the two like fractions:
900/540 + 756/540 = 900 + 756/540 = 1656/540 - 1656/540 simplified gives 46/15
- So, 90/54 + 28/20 = 46/15
In mixed form: 31/15
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