Question

The distance of planet Saturn from the Sun is 1.5 ⋅ 10^9 kilometers, and the distance of planet Venus from the Sun is 1.1 ⋅ 10^8 kilometers. About how many more kilometers is the distance of Saturn from the Sun than the distance of Venus from the Sun?

0.4 ⋅ 10^8
0.4 ⋅ 10^9
1.4 ⋅ 10^9
1.4 ⋅ 10^10

Answer 1

@MrNood

Answer 2

I guess you can either go easy and use a calculator

or get a little more complex and convert one of the values, like the top one by moving the decimal place.

\[1.5*10^9 = 15*10^8\]

Answer 3

Then you can subtract