Add 9/14 and 45/54
9/14 + 45/54 is 31/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 14 × 27 = 378,
9/14 = 9 × 27/14 × 27 = 243/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
45/54 = 45 × 7/54 × 7 = 315/378 - Add the two like fractions:
243/378 + 315/378 = 243 + 315/378 = 558/378 - 558/378 simplified gives 31/21
- So, 9/14 + 45/54 = 31/21
In mixed form: 110/21
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