Algebra I Exponents and Scientific Notation

Write 7.113 x 10⁷ in standard form.

• 71,130,000

• 7,113,000

• 71,130,000,000

• 7,113

7.82 x 10^-6 is an example of scientific notation. The exponent of -6 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

Change from standard form to scientific notation: 0.004078

• 4.078  x  10^-3

• 4.078  x  10³

• 40.78  x  10^-4

• .4078  x  10^-2

The factor multiplied by a power of 10 in scientific notation needs to be greater than or equal to one but less than ___________?

• 1
• 10
• 100
• 1,000

Which of the following in the LARGEST number?

• 9 x 10⁶

• 8 x 10¹⁰

• 1.3 x 10¹²

• 5.3 x 10³

Which of the following numbers is the SMALLEST?

• 8.7 x 10³

• 3 x 10⁴

• 1.3 x 10⁸

• 9 x 10²

Which number is correctly written in scientific notation?

• 8.2 x 10²

• 82 x 10⁷

• 3.45 x 9⁴

Simplify the following:
(2 + 7 - 1) ÷ 2²

• 16

• 2

• 72.25

• 8.75