Scientific Notation Warmup 2

How would you write 4.3756 x 10⁴ in standard form?

How would you write 0.0005 in scientific notation?

• 50 x 10^-5

• 5 x 10^-4

• 5 x 10³

• .5 x 10³

Answer explanation

To write 0.0005 in scientific notation, move the decimal point to the right until there is only one non-zero digit to the left. This gives 5 x 10^-4, making it the correct choice.

How would you write -5.6 x 10^-3 in standard form?

How do you write 8.317 x 10⁶ in standard form?

Tags

CCSS.8.EE.A.3

Which of the following numbers is written in scientific notation?

• 20.35 x 10⁴

• .2035 x 10⁴

• 2035 ⁴

• 2.035 x10⁴

Answer explanation

The number written in scientific notation is 2.035 x10^4, where the decimal is moved to create a number between 1 and 10 multiplied by a power of 10.

Tags

CCSS.8.EE.A.3

Convert to scientific notation:

520,000,000

• 52 x 10⁷

• 5.2 x 10^-7

• 5.2 x 10⁸

• 0.52 x 10⁹

Answer explanation

To convert 520,000,000 to scientific notation, move the decimal point to the left until there is only one non-zero digit to the left. This gives 5.2 x 10^8, making the correct choice 5.2 x 10^8.

Convert this number to standard notation:

1.4 x 10^-2