Scientific Notation and Standard Form

Convert to standard notation:
2.4 x 10^-3 

• 2400

• 0.24

• 0.024

• 0.0024

Multiply:
(1.4 x 10⁵)(2 x 10⁷)

• 2.8 x 10³⁵

• 2.4 x 10¹²

• 2.8 x 10¹²

Multiply:
(3.4 x 10⁵)(1.2 x 10^-3)

• 4.08 x 10^-8

• 4.8 x 10²

• 4.08 x 10²

• 4.08 x 10^-15

Divide:
5.2 x 10¹¹ ÷  2 x 10⁵

• 3.2 x 10⁶

• 2.6 x 10⁶

• 2.6 x 10¹⁶

Subtract

(2 x 10³) - (1.9 x 10²)

• 1.81 x 10⁵

• 1.81 x 10³

• 1.81 x 10⁶

• 1.81 x 10⁴

What is 9 million in standard form?

• 9,000,000

• Nine Million

• 9 × 10⁶

Write 234,500,000,000 in scientific notation

• 2.345 x 10⁸

• 2.345 x 10⁹

• 2.345 x 10¹⁰

• 2.345 x 10¹¹

(3.4 × 10⁴ )(2.5 × 10¹⁵)

• 8.5 × 10¹⁹

• 8.5E19

• 8.5¹⁹

• 8.5 × 10⁶⁰

(8.6 × 10¹⁹) ÷ (2 × 10⁵)

• 4.3 × 10¹⁴

• 4.3E14

• 4.3¹⁴

• 4,300,000

What is 0.000000253 in scientific notation?

• 2.53 × 10^-7

• 2.53 × 10^-6

• 2.53 × 10⁷

• 2.53 × 10⁶