Question

Please help 40 points

Answer 1

`10(1)/(3)`

Explanation:

`2(5)/(9)+7(7)/(9)`

`2+7+(5)/(9)+(7)/(9)`

`9+(12)/(9)`

`9+(9)/(9)+(3)/(9)`

`9+1+(3)/(9)`

`10(3)/(9)`

`10(1)/(3)`

Answer 2

10 1/3

Explanation:

add

9 12/9

simplify

10 3/9 = 10 1/3