Add 20/54 and 18/14
1st number: 20/54, 2nd number: 1 4/14
20/54 + 18/14 is 313/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 14 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
20/54 = 20 × 7/54 × 7 = 140/378 - Likewise, for the 2nd fraction, since 14 × 27 = 378,
18/14 = 18 × 27/14 × 27 = 486/378 - Add the two like fractions:
140/378 + 486/378 = 140 + 486/378 = 626/378 - 626/378 simplified gives 313/189
- So, 20/54 + 18/14 = 313/189
In mixed form: 1124/189
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