Compute with Scientific Notation Review

The speed of light is about 1.9 x 10⁵ miles per second. It takes about 500 seconds for light to travel from the sun to earth.

What is the approximate distance between Earth and the Sun?

• 3.8 x 10² miles

• 9.5 x 10⁶ miles

• 9.5 x 10⁷ miles

• 95 x 10⁷ miles

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

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

• 40 x 10¹⁴

• 4 x 10¹³

• 4 x 10¹⁴

• 4 x 10¹⁵

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

Which shows the product of (6.2×10⁵) (2.5x10⁸) in scientific notation?

• 15.5 x 10⁴⁰

• 15.5 x 10¹⁴

• 1.55 x 10¹⁴

• 1.55 x 10⁴⁰

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

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

Which shows the product of (7.2×10^-4) (3.5x10⁵) in scientific notation?

• 2.52 x 10¹

• 2.52 x 10²

• 2.52 x 10⁹

• 25.2 x 10^-20

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

7.23×10⁶ - 1.2x10³

• 7.2288 x 10⁶

• 7,228.8 x 10³

• 6.03 x 10³

• 6.03 x 10⁴