Lesson 11: Representing Small Numbers on the Number Line | Unit 7: Exponents and Scientific Notation

Multiple Select

Select **all** the expressions that are equal to $$4 \cdot 10^{-3}$$ .

• $$4 \cdot 0.0001$$

• $$4 \cdot (\text{-}10) \cdot (\text{-}10) \cdot (\text{-}10)$$

• $$0.004$$

• $$4 \cdot 0.001$$

• $$4 \cdot (\frac{1}{10}) \cdot (\frac{1}{10}) \cdot (\frac{1}{10})$$

Multiple Choice

Write the expression 0.04 as a multiple of a power of 10.

• 0.4 x 10^(-1)
• 4 x 10^(2)
• 0.04 x 10^(1)
• 4 x 10^(-2)

Multiple Choice

Write the expression 0.072 as a multiple of a power of 10.

• 0.72 x 10^-1
• 7.2 x 10^-2
• 7.2 x 10^2
• 72 x 10^-3

Multiple Choice

Write the expression 0.0000325 as a multiple of a power of 10.

• 3.25 x 10^5
• 32.5 x 10^-6
• 3.25 x 10^(-5)
• 0.000325 x 10^1

Multiple Choice

Write the expression 'three thousandths' as a multiple of a power of 10.

• 30 x 10^-4
• 3 x 10^3
• 3 x 10^-3
• 0.003 x 10^0

Multiple Choice

Write the expression '23 hundredths' as a multiple of a power of 10.

• 0.23 x 10^1
• 23 x 10^-2
• 2.3 x 10^2
• 2.3 x 10^-1

Multiple Choice

Write the expression '729 thousandths' as a multiple of a power of 10.

• 0.729 x 10^3
• 729 x 10^(-3)
• 7.29 x 10^2
• 729 x 10^3

Multiple Choice

Write the expression '41 millionths' as a multiple of a power of 10.

• 4.1 x 10^(-5)
• 4.1 x 10^(-6)
• 0.041 x 10^(-4)
• 41 x 10^(-6)

Draw

Plot the following points on the number line:

1. $$10^{-8}$$

2. $$3\cdot10^{-8}$$

3. $$5\cdot10^{-9}$$

4. $$25\cdot10^{-9}$$