Add 1/54 and 20/56
1/54 + 20/56 is 71/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 56 is 1512
Next, find the equivalent fraction of both fractional numbers with denominator 1512 - For the 1st fraction, since 54 × 28 = 1512,
1/54 = 1 × 28/54 × 28 = 28/1512 - Likewise, for the 2nd fraction, since 56 × 27 = 1512,
20/56 = 20 × 27/56 × 27 = 540/1512 - Add the two like fractions:
28/1512 + 540/1512 = 28 + 540/1512 = 568/1512 - 568/1512 simplified gives 71/189
- So, 1/54 + 20/56 = 71/189
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