Operations with Scientific Notation

Which of these are NOT in scientific notation?

• 1.2 x 10³
• 5.3 x 10⁹
• 2.0 x 10⁰
• 10 x 10²

How would you write 0.0005 in scientific notation?

• 5 x 10^-5
• 5 x 10^-4
• 5 x 10^-3
• .5 x 10³

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

• 0.0056
• -5,600
• 0.00056
• -0.0056

(2 x 10⁹)(4 x 10^-4)

• 8 x 10¹³
• 8 x 10³⁶
• 8 x 10⁵
• 8 x 10^-36

(5 x 10⁶)(5 x 10⁷)

• 2.5 x 10¹²
• 2.5 x 10¹⁴
• 25 x 10¹²
• 25 x 10¹³

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

Which is the largest number?

4.8 x 10^-6

1.3 x 10²⁰

3.1 x 10^-4

9.2 x 10^-5

9.5 x 10³²

5.9 x 10^-5

2.9 x 10²¹

8.4 x 10¹⁹

• 9.5 x 10³²

• 3.1 x 10^-4

• 8.4 x 10¹⁹

• 4.8 x 10^-6

(2.8 * 10⁸) (2.2*10³)

• 6.16 * 10²⁴
• 5.0 * 10¹¹
• 6.16 * 10¹¹
• 61.6 * 10¹¹

(9.6 * 10⁴)(6.5 * 10²)

• 6.24 * 10⁷
• 62.4 * 10⁶
• 6.24 * 10⁸
• 6.24 * 10²

(8.4 * 10⁶)/(2.1 * 10³)

• 0.4 * 10⁴
• 400 * 10^-3
• 4 * 10³
• 4 * 10²