CCSS.Math.Content.8.EE.A.4

(2.3 x 10²)+(4.1 x 10²)=

• 6.4 x 10⁴
• 6.4 x 10²
• 6.4 x 10⁰
• .64 x 10¹

Tags

CCSS.Math.Content.8.EE.A.4

The dimensions of an office building are 1.5 x 10² feet by 1.35 x 10³ feet. What is the perimeter of the base of the building, in feet? 

• 1.50 x 10³
• 2.85 x 10 ⁵
• 3.00 x 10 ³
• 5.70 x 10 ⁵

Tags

CCSS.Math.Content.8.EE.A.4

Multiply:
(1.4 x 10⁵)(2 x 10⁷)

• 2.8 x 10³⁵
• 2.4 x 10¹²
• 2.8 x 10¹²

Tags

CCSS.Math.Content.8.EE.A.4

(8 x 10⁴) - (2 x 10⁴)

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

Tags

CCSS.Math.Content.8.EE.A.4

The first term in scientific notation must be _________.

• greater than 0 and less than 10
• greater than or equal to 1 and smaller than 10
• greater than 1 and less than 9
• greater than 0 and less than 9

Tags

CCSS.Math.Content.8.EE.A.4

CCSS.Math.Content.8.EE.A.3

Multiply:
(9.4 x 10⁶)(3.2 x 10⁵)

• 30.08 x 10¹¹
• 3.008 x 10¹¹
• 3.008 x 10¹²
• 2.9375 x 10¹

Tags

CCSS.Math.Content.8.EE.A.4

(2 x 10⁹)(4 x 10^-4)

• 8 x 10¹³
• 8 x 10³⁶
• 8 x 10⁵
• 8 x 10^-36

Tags

CCSS.Math.Content.8.EE.A.4

When writing a number in scientific notation, the first number must be at least 1, but less than 10. (1 < x < 10)

• False

• True

Tags

CCSS.Math.Content.8.EE.A.4

CCSS.Math.Content.8.EE.A.3

Write 7.113 x 10⁷ in standard form.

• 71,130,000

• 7,113,000

• 0.0000007113

• 7,113

Tags

CCSS.Math.Content.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.Math.Content.8.EE.A.4