Add 40/90 and 80/20
1st number: 40/90, 2nd number: 4 0/20
40/90 + 80/20 is 40/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
40/90 = 40 × 2/90 × 2 = 80/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
80/20 = 80 × 9/20 × 9 = 720/180 - Add the two like fractions:
80/180 + 720/180 = 80 + 720/180 = 800/180 - 800/180 simplified gives 40/9
- So, 40/90 + 80/20 = 40/9
In mixed form: 44/9
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