Add 12/28 and 40/54
12/28 + 40/54 is 221/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 54 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
12/28 = 12 × 27/28 × 27 = 324/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
40/54 = 40 × 14/54 × 14 = 560/756 - Add the two like fractions:
324/756 + 560/756 = 324 + 560/756 = 884/756 - 884/756 simplified gives 221/189
- So, 12/28 + 40/54 = 221/189
In mixed form: 132/189
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