Add 28/18 and 45/90
1st number: 1 10/18, 2nd number: 45/90
28/18 + 45/90 is 37/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
28/18 = 28 × 5/18 × 5 = 140/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
45/90 = 45 × 1/90 × 1 = 45/90 - Add the two like fractions:
140/90 + 45/90 = 140 + 45/90 = 185/90 - 185/90 simplified gives 37/18
- So, 28/18 + 45/90 = 37/18
In mixed form: 21/18
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