Scientific Notation Operations

Which of the following is correct scientific notation?

• 20.35 x 10⁴
• .2035 x 10⁴
• 2035 ⁴
• 2.035 x10⁴

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

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.6.EE.A.1

CCSS.6.EE.A.3

CCSS.6.NS.B.3

What is the simplified version of

• 3.9 x 10⁶
• 4 x 10²⁰
• 4 x 10⁶
• 3.9 x 10²⁰

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.6.EE.A.1

CCSS.6.EE.A.3

CCSS.6.EE.A.4

(8 x 10⁴) + (4 x 10⁴)

• 12 x 10⁴
• 1.2 x 10⁵
• 1.2 x 10⁹
• 1.2 x 10⁸

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.3

CCSS.6.EE.A.4

(8 x 10⁴) - (2 x 10⁴)

• 16 x 10¹⁶
• 16 x 10⁸
• 6 x 10⁸
• 6 x 10⁴

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.3

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

• 1.8 x 10⁴
• 1.8 x 10¹
• 3.6 x 10¹
• 3.6 x 10⁴

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.3

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.6.EE.A.1

CCSS.6.EE.A.3