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Scientific Notation
Addition
Subtraction
Multiplication
Division
100

Is the following written in scientific notation: 

23.5 x 103

No, the first number must be between 1 and 9.99999...

100

Solve: 

(4.6 x 105) + (9.5 x 105)

1.41 x 106

100

Solve: 

(3.5 x 103) - (2.1 x 103)

1.4 x 103

100

True or False: When multiplying an expression like the following, you multiply the exponents.

(2 x 103) x (2 x 102)

False, you add the exponents. 

100

True or False: When dividing an expression like the following, you subtract the exponents.

(6.2 x 106) / (3.1 x 102)

True, you subtract the exponents.

200

Write the following in scientific notation: 

89,000,000

8.9 x 107

200

Solve: 

(3.1 x 102) + (3.1 x 103)

3.41 x 102

200

Solve: (5.4 x 105) - (1.4 x 105)

4.0 x 105

200

Solve: 

(4 x 106) x (2 x 103)

8 x 109
200

(3.09 x 105) / (3.09 x 102)

1 x 103

300

Write the following in scientific notation: 

.0000345

3.45 x 10-5

300

Solve:

928,000,000,000 + (6.08 x 1010)

9.888 x 1011

300

Solve: (9.72 x 109) - (2.1 x 109)

7.62 x 109

300

Solve:

(3.5 x 104) x (1.5 x 10-2)

5.25 x 102

300

(7.7 x 105) / (2 x 104)

3.85 x 101

400

Which number is greater: 

6.7 x 104  or 6.7 x 107

6.7 x 107

400

Solve in scientific notation: 

(4.3 x 104) + (3.1 x 104) + (8 x 104)

1.54 x 10^5

400

Solve: (3.8 x 106) - (2.4 x 105)

3.56 x 106

400

Solve:

(4.7 x 102) x (6.2 x 104)

2.914 x 107

400

(6.8 x 10-5) / (3.2 x 10-2)

2.125 x 10-3