Add 28/60 and 45/81
28/60 + 45/81 is 46/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 81 is 1620
Next, find the equivalent fraction of both fractional numbers with denominator 1620 - For the 1st fraction, since 60 × 27 = 1620,
28/60 = 28 × 27/60 × 27 = 756/1620 - Likewise, for the 2nd fraction, since 81 × 20 = 1620,
45/81 = 45 × 20/81 × 20 = 900/1620 - Add the two like fractions:
756/1620 + 900/1620 = 756 + 900/1620 = 1656/1620 - 1656/1620 simplified gives 46/45
- So, 28/60 + 45/81 = 46/45
In mixed form: 11/45
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