Add 10/90 and 28/20
1st number: 10/90, 2nd number: 1 8/20
10/90 + 28/20 is 68/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
10/90 = 10 × 2/90 × 2 = 20/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
28/20 = 28 × 9/20 × 9 = 252/180 - Add the two like fractions:
20/180 + 252/180 = 20 + 252/180 = 272/180 - 272/180 simplified gives 68/45
- So, 10/90 + 28/20 = 68/45
In mixed form: 123/45
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