Add 28/90 and 20/60
28/90 + 20/60 is 29/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
28/90 = 28 × 2/90 × 2 = 56/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
20/60 = 20 × 3/60 × 3 = 60/180 - Add the two like fractions:
56/180 + 60/180 = 56 + 60/180 = 116/180 - 116/180 simplified gives 29/45
- So, 28/90 + 20/60 = 29/45
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