Add 45/25 and 90/27
1st number: 1 20/25, 2nd number: 3 9/27
45/25 + 90/27 is 77/15.
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,
45/25 = 45 × 27/25 × 27 = 1215/675 - Likewise, for the 2nd fraction, since 27 × 25 = 675,
90/27 = 90 × 25/27 × 25 = 2250/675 - Add the two like fractions:
1215/675 + 2250/675 = 1215 + 2250/675 = 3465/675 - 3465/675 simplified gives 77/15
- So, 45/25 + 90/27 = 77/15
In mixed form: 52/15
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