Add 15/54 and 30/45
15/54 + 30/45 is 17/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 45 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
15/54 = 15 × 5/54 × 5 = 75/270 - Likewise, for the 2nd fraction, since 45 × 6 = 270,
30/45 = 30 × 6/45 × 6 = 180/270 - Add the two like fractions:
75/270 + 180/270 = 75 + 180/270 = 255/270 - 255/270 simplified gives 17/18
- So, 15/54 + 30/45 = 17/18
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