Add 27/4 and 80/90
1st number: 6 3/4, 2nd number: 80/90
27/4 + 80/90 is 275/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
27/4 = 27 × 45/4 × 45 = 1215/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
80/90 = 80 × 2/90 × 2 = 160/180 - Add the two like fractions:
1215/180 + 160/180 = 1215 + 160/180 = 1375/180 - 1375/180 simplified gives 275/36
- So, 27/4 + 80/90 = 275/36
In mixed form: 723/36
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