Add 28/90 and 18/54
28/90 + 18/54 is 29/45.
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,
18/54 = 18 × 5/54 × 5 = 90/270 - Add the two like fractions:
84/270 + 90/270 = 84 + 90/270 = 174/270 - 174/270 simplified gives 29/45
- So, 28/90 + 18/54 = 29/45
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