Question

Please solve it! My Friends!​

Answer 1

Given:

• Two numbers in scientific notation .

1. 6.78×10⁷
2. 1.2×10^-3.

To Find:

• The numbers in expanded from.

Answer:

Here we are given two numbers in scientific notation and we have to convert it into expanded from.

We are here just required to convert the numbers in the form of powers to a single number .

Now ,

(i) 6.78 × 10⁷

= 6.78 × 10000000

= 678/100 × 10000000

= 678 × 100000

= 67800000.

(ii) 1.2 × 10^-3

= 1.2 × 1/1000

= 12/10 × 1000

= 12/10000

= 0.0012 .