# Scientific notation

### Scientific notation

Scientific notation is a way of writing number. It is especially useful when we want to express very large and small numbers. There are two parts in scientific notation. The first part consists of digits, and the second part is x 10 to a power.

#### Lessons

• Introduction
What is scientific notation?
• How to convert scientific notations to numbers?
• How to convert numbers to scientific notations?

• 1.
Write the number in scientific notation
a)
23660000

b)
0.00034320000

c)
133.4$\times {10^{5}}$

d)
0.000346$\times {10^{-9}}$

• 2.
Write the number in standard notation
a)
1.863$\times {10^{13}}$

b)
-3.64 $\times {10^{-9}}$

• 3.
Calculate the following scientific notations
a)
$(0.005 \times {10^{-3}} )(2.9 \times {10^{-6}} ) =$

b)
$(6.75 \times {10^3} )/(0.02 \times {10^{-3}} ) =$

##### Do better in math today
18.
Scientific Notation
18.1
Scientific notation