Question

What is 5 x 0.1 + 4 x 0.01 + 8 x 0.001 written in standard form?

Answer 1

5 × 0.1 is 0.5

4 × 0.001 is 0.04

8 × 0.0001 is 0.008

so add all number is

0.548

Answer 2

0.548

Explanation:

5 x 0.1 = 0.5

4 x 0.01 = 0.04

8 x0.0001 = 0.008

Now add them all together to get 0.548 in standard form.

I hope this helps! :)