Add 80/90 and 40/20
1st number: 80/90, 2nd number: 2 0/20
80/90 + 40/20 is 26/9.
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,
80/90 = 80 × 2/90 × 2 = 160/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
40/20 = 40 × 9/20 × 9 = 360/180 - Add the two like fractions:
160/180 + 360/180 = 160 + 360/180 = 520/180 - 520/180 simplified gives 26/9
- So, 80/90 + 40/20 = 26/9
In mixed form: 28/9
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