Add 20/54 and 90/14
1st number: 20/54, 2nd number: 6 6/14
20/54 + 90/14 is 1285/189.
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,
90/14 = 90 × 27/14 × 27 = 2430/378 - Add the two like fractions:
140/378 + 2430/378 = 140 + 2430/378 = 2570/378 - 2570/378 simplified gives 1285/189
- So, 20/54 + 90/14 = 1285/189
In mixed form: 6151/189
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