Add 20/75 and 90/27
1st number: 20/75, 2nd number: 3 9/27
20/75 + 90/27 is 18/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 27 is 675
Next, find the equivalent fraction of both fractional numbers with denominator 675 - For the 1st fraction, since 75 × 9 = 675,
20/75 = 20 × 9/75 × 9 = 180/675 - Likewise, for the 2nd fraction, since 27 × 25 = 675,
90/27 = 90 × 25/27 × 25 = 2250/675 - Add the two like fractions:
180/675 + 2250/675 = 180 + 2250/675 = 2430/675 - 2430/675 simplified gives 18/5
- So, 20/75 + 90/27 = 18/5
In mixed form: 33/5
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