Scientific Notation
Adding/Subtracting
Multiplying
Dividing
100

Is the following expression written in scientific notation? If not, explain why. 3.25+10-7

No, 3.25 should be multiplied by 10-7

100

(3 x 109) + (2 x 109)

Write your answer using scientific notation.

5 x 109

100

(2 x 10) x (3 x 10)=

Write your answer using scientific notation.

6 x 107

100

(9 x 10)/ (3 x 10)=

3 x 101

200

Is the following expression written in scientific notation? If not, explain why. 0.25 x 10-7

No, 0.25 is less than 1

200

(9 x 105) - (7 x 105)

Write your answer using scientific notation.

2 x 105

200

(3 x 103 ) x (3 x 10)=

Write your answer using scientific notation.

9 x 106

200

(45 x 108 )/ (5 x 102 )=

9 x 106 

300

Write this number in scientific notation 93,000,000

What is 9.3 x 10?

300

(7 x 104) - (3 x 104)

Write your answer using scientific notation.

4 x 104

300

(4 x 106 ) x (2 x 10)

Write your answer using scientific notation.

8 x 108 

300

(12 x 108 )/ (3 x 106 )=

4 x 102

400

Write this number in standard form 3.2 x 106

3,200,000

400

(3 x 109) + (9 x 109)


Write your answer using scientific notation.

1.2 x 1010

400

(5 x 102) x (7 x 106 )=

3.5 x 109

400

(33 x 108 )/ (3 x 10)=

1.1 x 106

500

Write this number in scientific notation 0.00000032

What is 3.2 x 10-7 ?

500

(8 x 106) + (6 x 106)

Write your answer using scientific notation.

1.4 x 107

500

(5 x 10) x (5 x 10)

Write your answer using scientific notation.

2.5 x 105

500

(24 x 10)/ (3 x 10)=

8 x 101