Unit 3 (MOD)

Write 8,500 in scientific notation.

• 8.5 × 10²

• 8.5 × 10³

• 85 × 10²

• 850 × 10

Write 4.7 × 10² in standard form.

• 47

• 470

• 4,700

• 47,000

Convert 7.2 × 10³ to standard form.

Which number is the best estimate of 720,000?

• 7 × 10³

• 7 × 10⁴

• 7 × 10⁵

If you expressed 0.0008 as a single digit multiplied by a power of ten, would the exponent be positive or negative?

Express 4.5 × 10⁻³ in standard form.

• 0.0045

• 0.045

• 4500

Which pair represents the same value?

• 3 × 10³ and 3,000

• 5 × 10² and 5,000

• 7 × 10⁴ and 700

Write 4.2 × 10⁴ in standard form.