Quiz about Applying Operations on Numbers Expressed Using Scientific Notation to Solve Mathematical and Real-World Problems

Question 1

Multiply (2 x 10⁹)(4 x 10^-4)

Accepted Answer

8 x 105

Answer

8 x 1013

Answer

8 x 10³⁶

Answer

8 x 10-36

Question 2

Multiply: (3.4 x 10⁵) x 10^-3

Accepted Answer

3.4 x 102

Answer

3.4 x 10^-8

Answer

3.4 x 10^-2

Answer

3.4 x 10^-15

Question 3

6x10⁵/ 2x10⁴

Accepted Answer

3x101

Answer

5x108

Answer

300,000

Answer

7x105

Question 4

Multiply:

(3.4 x 10⁵)(1.2 x 10^-3)

Accepted Answer

4.08 x 10²

Answer

4.08 x 10^-8

Answer

4.8 x 102

Answer

4.08 x 10^-15

Question 5

Solve: (9.21 x 10⁹) - (6 x 10⁹)

Accepted Answer

3.21 x 10⁹

Answer

3.21 x 10¹⁸

Answer

1.521 x 10¹⁰

Answer

15.21 x 10⁹

Question 6

Write in scientific notation:

(7.3 x 10⁵) + (3.7 x 10⁵) =

*THE FIRST FACTOR HAS TO BE BETWEEN 1 - 9.9

Accepted Answer

1.1 x 10 ⁶

Answer

11.0 x 10⁵

Answer

1.1 x 10¹⁰

Answer

1.10 x 10¹¹

Question 7

(8 x 10⁴) + (4 x 10⁴)

Accepted Answer

1.2 x 10⁵

Answer

12 x 104

Answer

1.2 x 10⁹

Answer

1.2 x 10⁸

Question 8

Write the answer in scientific notation.

9 x 10⁵ - 6.2 x 10⁵ =

Accepted Answer

2.8 x 10⁵

Answer

2.7 x 10⁵

Answer

1.8 x 10⁵

Answer

1.7 x 10⁵

Question 9

(5.5 X 10⁵) + (3.25 X 10⁵)=

Accepted Answer

8.75 X 10⁵

Answer

2.35 X 10⁵

Answer

5.43 X 10⁵

Answer

8.75 X 10¹⁰

Question 10

$$\left(8.0 imes10^{13} ight)-\left(7.5 imes10^{12} ight)$$

Accepted Answer

7.25 x 10¹³

Answer

7.25 x 10¹²

Answer

5.0 x 10¹²

Answer

5.0 x 10¹³

Question 11

Give the sum of (8.7 x 10^-7) + (3.23 x 10^-5)

Accepted Answer

3.317 x 10^-5

Answer

1.193 x 10^-12

Answer

3.317 x 10^-12

Answer

5.53 x 10^-2

Applying Operations on Numbers Expressed Using Scientific Notation to Solve Mathematical and Real-World Problems

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