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