Review of Laws of Exponents and Scientific Notation

Write 7,000,000 in scientific notation.

• 0.7 x 10⁷

• 7 x 10^-6

• 7 x 10⁶

• 70 x 10⁵

Write 5.43 x 10^-7               in standard notation.

• 0.000000543

• 0.0000000543

• 5,430,000,000

• 54,300,000

Write 9.2 x 10⁴ in standard notation

Write 2.8 x 10^-4 in standard notation

Write the answer in scientific notation.
5 x 10⁸ -   3.4 x 10⁸  =

• 2.4 x 10⁸

• 2.4 x 10⁰

• 1.6 x 10⁰

• 1.6 x 10⁸

Write the answer in scientific notation.
4.1 x 10⁵ +   5.5 x 10⁶  =

• 5.91 x 10⁶

• 9.6 x 10⁵

• 9.6 x 10¹¹

• 4.65 x 10⁵

If the exponent on your power of 10 is positive, is your number larger or smaller than 10?

• Larger

• Smaller

7.82 x 10⁸ is an example of scientific notation. The exponent of 8 tells you your number will be very ________

• Large

• Small

• Basic

Change from standard form to scientific notation: 12,000,000

• 12.0  x  10⁷

• 0.12  x  10⁷

• 1.2  x  10⁶

• 1.2  x  10⁷

Change from standard form to scientific notation:  0.000398

• 39.8  x  10^-5

• 3.98  x  10^-5

• 3.98  x  10^-4

• 39.8  x  10^-6