Scientific Notation & Square Roots

Scientific Notation

100

Convert 45,000,000 to scientific notation.

What is 4.5×10⁷

200

Convert 0.00082 to scientific notation.

What is 8.2×10⁻⁴

300

Convert 6,340,000,000 to scientific notation.

What is 6.34×10⁹

400

Convert 0.00000051 to scientific notation.

What is 5.1×10⁻⁷

500

Convert 92,700 to scientific notation.

What is 9.27×10⁴

Standard Form

100

This number is written as 0.00047. Write it in scientific notation.

What is 4.7×10⁻⁴

200

This number is written as 81,000,000. Write it in scientific notation.

What is 8.1×10⁷

300

This number is written as 0.0000032. Write it in scientific notation.
 

What is: 3.2×10⁻⁶

400

This number is written as 5,940,000,000. Write it in scientific notation.

What is 5.94×10⁹

500

This number is written as 0.000000089. Write it in scientific notation.

8.9×10⁻⁸

Greater than less than

100

4.5×10³  _____ 5200

What is <

200

0.0009 _______ 8×10⁻⁴

What is >

300

7.2×10⁵  _______  720000

What is =

400

3.1×10⁻² ______ 0.028

What is >

500

9.99×10⁶ _______ 10000000

What is <

Square Root

100

Find the square root of 25.

What is 5

200

Find the square root of 81

What is 9

300

Find the square root of 144

What is 12

400

Find the square root of 121

What is 11

500

Find the square root of 400

What is 20

Estimating Square Root

100

Estimate the value of 20

What is about 4.5 (4 4/9)

200

Estimate the value of 50

What is 7.1 (7  1/15)

300

Estimate the value of 90

What is 9.5 (9 9/19)

400

Estimate the value of 110

What is about 10.5 (10 10/21)

500

Estimate the value of 130

What is 11.4 (11 9/23