Safety and Scientific Notation

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:  450,000

• 4.5  x  10⁵
• 45  x  10⁵
• 4.5  x  10⁴
• 4.5  x  10⁶

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

Change from standard form to scientific notation: 0.004078

• 4.078  x  10^-3
• 4.078  x  10³
• 40.78  x  10^-4
• .4078  x  10^-2

125,678,000: Change to scientific notation

• 1.25678  x  10¹²
• .125678  x  10^-9
• 12.5678  x  10⁸
• 1.25678  x  10⁸

Which number is correctly written in scientific notation?

• 5.67 x 10⁵
• 56.7 x 10³
• 0.567 x 10⁶

Which number is correctly written in scientific notation?

• 8.2 x 10²
• 82 x 10⁷
• 3.45 x 9⁴

Which is the smallest?
1.3 x 10²⁰
2.9 x 10²¹
9.5 x 10³²
8.4 x 10¹⁹

• 1.3 x 10²⁰
• 2.9 x 10²¹
• 9.5 x 10³²
• 8.4 x 10¹⁹

Write 2.08 x 10²  in standard form.

• 208
• 0.0208
• 20,800
• 0.208

How would you write 50,000 in scientific notation?

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