Add 7/30 and 45/54
7/30 + 45/54 is 16/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
7/30 = 7 × 9/30 × 9 = 63/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
45/54 = 45 × 5/54 × 5 = 225/270 - Add the two like fractions:
63/270 + 225/270 = 63 + 225/270 = 288/270 - 288/270 simplified gives 16/15
- So, 7/30 + 45/54 = 16/15
In mixed form: 11/15
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