Operations of Scientific Notations

Which number is correctly written in scientific notation?

• 5.67 x 10⁵

• 56.7 x 10³

• 0.567 x 10⁶

Tags

CCSS.8.EE.A.3

Give the difference in scientific notation.

• 2.45 x 10⁰

• 3.5 x 10⁷

• 2.45 x 10⁷

• 17.29 x 10⁷

Tags

CCSS.8.EE.A.4

Solve:
(2.1×10​²​​) × (3.0×10​⁴)

• 5.1 x 10²

• 6.3 x 10⁶

• 5.1 x 10⁶

• 6.3 x 10⁸

Tags

CCSS.8.EE.A.4

Solve:
(6 x 10⁶) / (2 x 10³)

• 12 x 10³

• 3 x 10⁹

• 1.2 x 10⁴

• 3 x 10³

Tags

CCSS.8.EE.A.4

Solve:
(9 x 10^-6) / (3 x 10^-3) 

• 27 x 10^-9

• 3 x 10^-3

• 3 x 10^-9

• 27 x 10^-3

Tags

CCSS.8.EE.A.4

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

Tags

CCSS.8.EE.A.4

(2.8 * 10⁸) (2.2*10³)

• 6.16 * 10²⁴

• 5.0 * 10¹¹

• 6.16 * 10¹¹

• 61.6 * 10¹¹

Tags

CCSS.8.EE.A.4

Find the difference
(3.8 x 10⁴) - (2 x 10³)

• 8 x 10⁴

• 8 x 10¹

• 3.6 x 10¹

• 3.6 x 10⁴

Tags

CCSS.8.EE.A.4

Add using scientific notation.
(5.2 x 10⁷) + (3.01 x 10⁴)

• 8.01 x 10¹¹

• 8.01 x 10⁷

• 5.20301 x 10⁷

• 5.20301 x 10⁸

Tags

CCSS.8.EE.A.4

Write the answer in scientific notation.

5.3 x 10⁵ + 3.7 x 10⁵ =

• 99.0 x 10⁵

• 9.9 x 10¹⁰

• 8.0 x 10⁵

• 9.0 x 10⁵

Tags

CCSS.8.EE.A.4