Add 28/90 and 35/50
28/90 + 35/50 is 91/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 90 × 5 = 450,
28/90 = 28 × 5/90 × 5 = 140/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
35/50 = 35 × 9/50 × 9 = 315/450 - Add the two like fractions:
140/450 + 315/450 = 140 + 315/450 = 455/450 - 455/450 simplified gives 91/90
- So, 28/90 + 35/50 = 91/90
In mixed form: 11/90
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