Question

How many times smaller is 2 × 10-10 than 4 × 10-5?

Answer 1

Answer: 3.5 times smaller

Step-by-step explanation:

To solve this question, we need to find out what each of the

Then apply BODMAS

2 x 10 - 10 4 x 10 - 5

20 - 10 = 10 40- 5 = 35

To find out how many times 10 is smaller than 35, we divide 10 by 35.

Therefore, 35 ÷ 10 = 3.5 times