Add 28/54 and 8/15
28/54 + 8/15 is 142/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 15 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
28/54 = 28 × 5/54 × 5 = 140/270 - Likewise, for the 2nd fraction, since 15 × 18 = 270,
8/15 = 8 × 18/15 × 18 = 144/270 - Add the two like fractions:
140/270 + 144/270 = 140 + 144/270 = 284/270 - 284/270 simplified gives 142/135
- So, 28/54 + 8/15 = 142/135
In mixed form: 17/135
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