Add 27/4 and 90/5
1st number: 6 3/4, 2nd number: 18 0/5
27/4 + 90/5 is 99/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
27/4 = 27 × 5/4 × 5 = 135/20 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
90/5 = 90 × 4/5 × 4 = 360/20 - Add the two like fractions:
135/20 + 360/20 = 135 + 360/20 = 495/20 - 495/20 simplified gives 99/4
- So, 27/4 + 90/5 = 99/4
In mixed form: 243/4
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