Question

I just need help with #4

Answer 1

2 x 10³ = 2000

5 x 10 =       50

7 x 10⁻² =       0.07

1 x 10⁻³ =       0.001

              2050.071

Answer 2

First operation is multiplication .

(2000)+(50) +(0.07)+(0.001) =2050.071