Add 28/50 and 18/90
28/50 + 18/90 is 19/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
28/50 = 28 × 9/50 × 9 = 252/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
18/90 = 18 × 5/90 × 5 = 90/450 - Add the two like fractions:
252/450 + 90/450 = 252 + 90/450 = 342/450 - 342/450 simplified gives 19/25
- So, 28/50 + 18/90 = 19/25
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