Find the sum of 0.48 and 0.6. you may use the models shown to you find the sum. a. 0.42 b. 0.54 c. 1.08 d. 1.80 15 ! will mark !

C. 1.08

Step-by-step explanation:

.48+.6

I like to line them up vertically

.48

.60

1.08

The decimal has to stay in the same spot

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2

the answer is simply just 6n add the two together as they have an n