Add 15/54 and 7/30
15/54 + 7/30 is 23/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 30 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 30 × 9 = 270,
7/30 = 7 × 9/30 × 9 = 63/270 - Add the two like fractions:
75/270 + 63/270 = 75 + 63/270 = 138/270 - 138/270 simplified gives 23/45
- So, 15/54 + 7/30 = 23/45
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