Scientific Notation - Check In

Which of the following is properly expressed in scientific notation?

• 0.2 x 10³

• 5.83 X 10³

• 19.7 X 10³

• 20 X 10³

Tags

CCSS.8.EE.A.3

Write 7.8 x 10^-3  in standard form.

• 0.0078
• 7,800
• 78
• 0.078

Tags

CCSS.8.EE.A.3

Write 52,300,000 in scientific notation.

• 5.23 x 10⁷
• 5.23 x 10^-7
• 52.3 x 10⁶
• 52.3 x 10^-6

Tags

CCSS.8.EE.A.3

Multiply:
(3.4 x 10⁵)(1.2 x 10^-3)

• 4.08 x 10^-8
• 4.8 x 10²
• 4.08 x 10²
• 4.08 x 10^-15

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.3

CCSS.6.NS.B.3

Divide:
(6.9 x 10⁷) / (2.3 x 10^-3)

• 3 x 10¹⁰
• 3 x 10⁴
• 3 x 10^-4
• 3 x 10^-11

Tags

CCSS.8.EE.A.4

Subtract. 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

Add: (2.3 x 10²) + (4.1 x 10²)=

• 6.4 x 10⁴

• 6.4 x 10²

• 6.4 x 10⁰

• .64 x 10¹

Add. 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

Subtract. Write the answer in scientific notation.

(8.0 x 10¹³) - (7.5 x 10¹²)

• 5.0 x 10²

• 0.5 x 10¹

• 7.25x 10¹³

• 5.0 x 10¹³

The mean distance from the sun to Earth is 9.29 x 10⁷ miles. Jupiter's mean distance from the sun is 4.8388 x 10⁸ miles. What is the difference between these two distances in miles? 

• 4.3092 x 10¹
• 3.9098 x 10⁷
• 3.9098 x 10⁸
• 5.7678 x 10⁸

Tags

CCSS.6.EE.A.1

CCSS.6.NS.B.3