Add 28/90 and 14/54
28/90 + 14/54 is 77/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 90 × 3 = 270,
28/90 = 28 × 3/90 × 3 = 84/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
14/54 = 14 × 5/54 × 5 = 70/270 - Add the two like fractions:
84/270 + 70/270 = 84 + 70/270 = 154/270 - 154/270 simplified gives 77/135
- So, 28/90 + 14/54 = 77/135
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