Change from standard form to scientific notation:

12 000 000

• 12.0  x  10⁷
• 0.12  x  10⁷
• 1.2  x  10⁶
• 1.2  x  10⁷

Change from standard form to scientific notation:  0.000398

• 39.8  x  10^-5
• 3.98  x  10^-5
• 3.98  x  10^-4
• 39.8  x  10^-6

How should you write 50,000 in scientific notation?

• 50 x 10⁵
• 5 x 10⁴
• 5 x 10³
• .5 x 10³

Which of the following is in the correct format for scientific notation?

• 20.35 x 10⁴
• .2035 x 10⁴
• 2035 ⁴
• 2.035 x10⁴

Try to change the number back to standard form: 3.97  x  10^–2

• 0.000397
• 0.0397
• 0.0000397
• 0.397

Try to change the number back to standard form:  6.79  x  10⁴

• 679,000
• 6,790
• 67,900
• 6,790,000

How would you write –5.6 x 10^–3 in standard form?

• 0.0056
• -5,600
• 0.00056
• -0.0056

(7.32 x 10⁶) – (4.01 x 10⁸) = ??

• -3.937 x 10⁸
• 3.937 x 10⁸
• 3.937 x 10⁷
• 3.937 x ⁻²

(5.2 x 10⁷) + (3.01 x 10⁴) =??

• 5.20301 x 10¹¹
• .520301 x 10⁷
• 5.20301 x 10⁷
• 5.20301 x 10⁸

Solve: (6.9 x 10⁷) / (2.3 x 10^-3)

• 3 x 10¹⁰
• 3 x 10⁴
• 3 x 10^-4
• 3 x 10^-11