Add 20/25 and 90/27
1st number: 20/25, 2nd number: 3 9/27
20/25 + 90/27 is 62/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 27 is 675
Next, find the equivalent fraction of both fractional numbers with denominator 675 - For the 1st fraction, since 25 × 27 = 675,
20/25 = 20 × 27/25 × 27 = 540/675 - Likewise, for the 2nd fraction, since 27 × 25 = 675,
90/27 = 90 × 25/27 × 25 = 2250/675 - Add the two like fractions:
540/675 + 2250/675 = 540 + 2250/675 = 2790/675 - 2790/675 simplified gives 62/15
- So, 20/25 + 90/27 = 62/15
In mixed form: 42/15
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