Compute With Scientific Notation

When multiplying numbers in scientific notation, what do you do with the exponents?

• Multiply them

• Add them

• Keep them the same

• Make them equal

Tags

CCSS.8.EE.A.4

When dividing in scientific notation, what do you do with the exponents?

• Subtract them

• Divide them

• Keep them the same

• Make them equal

Tags

CCSS.8.EE.A.4

Multiply: (3.4 x 10⁵)(1.2 x 10^-3)

• 4.08 x 10^-8

• 4.6 x 10²

• 4.08 x 10²

• 4.08 x 10^-15

Tags

CCSS.8.EE.A.4

Evaluate (6.89 x 10⁴) + (9.24 x 10⁵). Express the result in scientific notation.

• 16.13 x 10⁴

• 16.13 x 10⁵

• 16.13 x 10⁹

• 9.929 x 10⁵

Tags

CCSS.8.EE.A.4

Which shows the product of (8×10⁵) (5x10⁹) in scientific notation?

• 40 x 10¹⁴

• 4 x 10¹³

• 4 x 10¹⁴

• 4 x 10¹⁵

Tags

CCSS.8.EE.A.4

Find the quotient: (6.2×10⁵)/(2.5x10⁸) .Choose the quotient written in scientific notation.

• 6.6 x 10⁶

• 32 x 10⁶

• 3.2 x 10⁵

• 3.2 x 10⁶

Tags

CCSS.8.EE.A.4

Find the quotient: (1.3×10⁹)/(2x10²) .Choose the quotient written in scientific notation.

• 6.5 x 10⁷

• 0.6 x 10⁶

• 6.5 x 10⁶

• 0.65 x 10⁵

Tags

CCSS.8.EE.A.4

Find the quotient: (1.5×10⁶)/(2.4x10⁸) .Choose the quotient written in scientific notation.

• 0.9 x 10²

• 0.26 x 10^-2

• 6.25 x 10^-1

• 6.25 x 10^-3

Tags

CCSS.8.EE.A.4

7.23×10⁶ - 1.2x10³

• 7.2288 x 10⁶

• 7,228.8 x 10³

• 6.03 x 10³

• 6.03 x 10⁴

Tags

CCSS.8.EE.A.4

Which shows the product of (2×10⁷) (4.39x10³) in scientific notation?

• 8.78 x 10²¹

• 8.78 x 10¹⁰

• 878 x 10¹⁰

• 878 x 10²¹

Tags

CCSS.8.EE.A.4