Add 28/90 and 56/45
1st number: 28/90, 2nd number: 1 11/45
28/90 + 56/45 is 14/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
28/90 = 28 × 1/90 × 1 = 28/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
56/45 = 56 × 2/45 × 2 = 112/90 - Add the two like fractions:
28/90 + 112/90 = 28 + 112/90 = 140/90 - 140/90 simplified gives 14/9
- So, 28/90 + 56/45 = 14/9
In mixed form: 15/9
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