Computing Scientific Notation After WE DO

When multiplying numbers in scientific notation, what do you do to the leading numbers?
For example:
(4×10⁵)(3×10⁻²)

• Keep them the same
• Divide them
• Add them
• Multiply them

Tags

CCSS.8.EE.A.4

In what types of problems do you have to make sure the exponents are the same before beginning to compute?

• Adding and Subtracting
• Multiplying and Dividing
• Subtracting and Dividing
• Adding and Multiplying

Tags

CCSS.8.EE.A.1

When dividing numbers in scientific notation, what do you do to the exponents?
For example:
(4×10⁵) ∕ (3×10²)

• Add them
• Subtract them
• Keep them the same
• Divide them

Tags

CCSS.8.EE.A.4

Subtract the within the scientific notation. 
(2 x 10³) - (1.9 x 10²)

• 1.81 x 10⁵
• 1.81 x 10³
• 1.81 x 10⁶
• 1.81 x 10⁴

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

(9.6×10³) × (6.7×10²)

• 64.32×10⁵
• 6.432×10⁶
• 64.32×10⁶
• 64.32×10⁵

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.3

Add withing scientific notation 
(5.2 x 10⁷) + (3.01 x 10⁴)

• 5.20301 x 10¹¹
• .520301 x 10⁷
• 5.20301 x 10⁷
• 5.20301 x 10⁸

Tags

CCSS.8.EE.A.4