Add 28/54 and 42/49
28/54 + 42/49 is 260/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 49 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 54 × 49 = 2646,
28/54 = 28 × 49/54 × 49 = 1372/2646 - Likewise, for the 2nd fraction, since 49 × 54 = 2646,
42/49 = 42 × 54/49 × 54 = 2268/2646 - Add the two like fractions:
1372/2646 + 2268/2646 = 1372 + 2268/2646 = 3640/2646 - 3640/2646 simplified gives 260/189
- So, 28/54 + 42/49 = 260/189
In mixed form: 171/189
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