Math Scientific Notation Operations

(4.1 x 10⁸) + (1.8 x 10⁴)

• 7.38 x 10¹²

• 7.38 x 10³²

• 7.38 x 10⁴

• 7.38 x 10²

Tags

CCSS.8.EE.A.4

How many seconds (in scientific notation) are in 4 minutes?

• 240

• 240 x 10¹

• 2.4 x 10²

• 1.2 x 10²

Tags

CCSS.8.EE.A.3

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

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

Tags

CCSS.8.EE.A.4

Write the answer in scientific notation.

4.1 x 10⁶ + 5.5 x 10⁶ =

• 5.91 x 10⁶

• 9.6 x 10⁶

• 9.6 x 10¹²

• 4.65 x 10⁵

Tags

CCSS.8.EE.A.4

Solve:
(2.8×10​²​​) × (3.9×10​⁴)

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

(2.3 x 10²) + (4.1 x 10³) =

• 433

Tags

CCSS.8.EE.A.4

(7.7 x 10²) + (1.1 x 10²)=

• 8.8 x 10⁴

• 6.6 x 10⁴

• 8.8 x 10²

• 6.6 x 10²

Tags

CCSS.8.EE.A.4

Write 0.00000707 in scientific notation.

• 7.07 x 10^-6

• 7.07 x 10⁶

• 707 x 10⁸

• 707 x 10^-8