Compute With Scientific Notation

(9x10⁶)
     ÷
(3x10²)

• 27x10⁴

• 3x10⁸

• 27x10⁸

• 3x10⁴

The US spends an average of 1.02x10⁴ dollars on each student per year. There are about 7.6x10⁷ students in the US. About how much money total is spent on students per year?

• 7.752 x 10¹¹

• 7.752 x 10²⁸

• 8.62 x 10¹¹

• 8.62 x 10²⁸

Add using scientific notation.

(5.2 x 10⁷) + (3.01 x 10⁴)

• 5.20301 x 10¹¹

• .520301 x 10⁷

• 5.20301 x 10⁷

Simplify. Write each answer in scientific notation.

3 × 10¹ + 6.4 × 10²

• 6.7 × 10²

• 6.7 × 10⁵

• 6.7 × 10⁸

• 6.7 × 10¹¹

Multiply:
(3.4 x 10⁵)(1.2 x 10^-3)

• 4.08 x 10³

• 4.8 x 10²

• 4.08 x 10²

• 4.08 x 10¹

Write the answer in scientific notation.
4.1 x 10⁵ +   5.5 x 10⁶  =

• 5.91 x 10⁶

• 9.6 x 10⁵

• 9.6 x 10¹¹

• 4.65 x 10⁵

(3.8×10⁷)×162

• 6.156×10⁹

• 6.156×10⁸

• 615×10⁷

• 615×10⁸

(9.6×10^-8)÷(2×10^-15)

• -4.8×10⁷

• 4.8×10⁷

• 4.8×10^-7

• -4.8×10^-7

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

• 8 x 10⁴

• 8 x 10¹

• 3.6 x 10¹

• 3.6 x 10⁴

(2 x 10⁴) - (1.9 x 10²)

• 1.81 x 10⁵

• 1.81 x 10³

• 2 x 10⁴

• 1.81 x 10⁴