Add 20/14 and 90/27
1st number: 1 6/14, 2nd number: 3 9/27
20/14 + 90/27 is 100/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 27 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 14 × 27 = 378,
20/14 = 20 × 27/14 × 27 = 540/378 - Likewise, for the 2nd fraction, since 27 × 14 = 378,
90/27 = 90 × 14/27 × 14 = 1260/378 - Add the two like fractions:
540/378 + 1260/378 = 540 + 1260/378 = 1800/378 - 1800/378 simplified gives 100/21
- So, 20/14 + 90/27 = 100/21
In mixed form: 416/21
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