Add 8/5 and 28/90
1st number: 1 3/5, 2nd number: 28/90
8/5 + 28/90 is 86/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
8/5 = 8 × 18/5 × 18 = 144/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
28/90 = 28 × 1/90 × 1 = 28/90 - Add the two like fractions:
144/90 + 28/90 = 144 + 28/90 = 172/90 - 172/90 simplified gives 86/45
- So, 8/5 + 28/90 = 86/45
In mixed form: 141/45
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