Scientific Notation Test Review

Select all that are correctly written in scientific notation.

• 56.7 x 10³

• 3.4 x 10^-4

• 5 x 10^-99

• 10⁵

• 3.75 x 10

Tags

CCSS.8.EE.A.3

To multiply amounts in scientific notation, you can simply _______ the decimals and _______ the exponents.

• multiply...add

• add...add

• multiply...subtract

• multiply...multiply

Tags

CCSS.8.EE.A.4

To divide amounts in scientific notation, you can simply _______ the decimals and _______ the exponents.

• divide...subtract

• subtract...subtract

• divide...add

• divide...divide

Tags

CCSS.8.EE.A.4

Multiply.

(4.2 x 10⁵) (3.1 x 10⁴)

• 1.302 x 10⁹

• 7.3 x 10¹

• 13.02 x 10⁹

• 1.302 x 10¹⁰

Tags

CCSS.8.EE.A.4

• 340000

• 340

• 3400

• 34000

Tags

CCSS.8.EE.A.3

• A

• B

• C

• D

Tags

CCSS.8.EE.A.3

• 0.012

• 0.12

• 1.2

• 12

Tags

CCSS.8.EE.A.3

• 0.00009132

• 0.00000009132

• 0.000000009132

• 0.00000009312

Tags

CCSS.8.EE.A.3

• A

• B

• C

• D

Answer explanation

To be in scientific notation, one digit to the left of the decimal. Negative exponents are for numbers less than 1 and positive exponents are for numbers larger than 1

Tags

CCSS.8.EE.A.3

• A
• C
• D
• E

Tags

CCSS.8.EE.A.4