Jeopardy

Adding numbers in scientific notation

100

3.7 x 10⁷ + 6.4 x 10 ⁶

4.34 x 107

200

7 x 10⁷ + 3 x 10⁶

7.3 x 10⁷

300

12 x 10⁴ + 8 x 10⁵

8.12 x 10⁵

400

5 x 10² + 7 x 10³

7.5 x 10³

500

56.4 x 10⁸ + 456 x 10⁶

6.096 x 10⁸

Subtracting numbers in scientific notation

100

5 x 10⁴ - 3 x 10⁴

2 x 10⁴

200

3 x 10⁴ - 5 x 10³

2.5 x 10⁴

300

2.5 x 10³ - 5 x 10²

2 x 10³

400

7.3 x 10⁶ - 3.4 x 10⁵

6.97 x 10⁶

500

4.023 x 10⁴ - 3.7 x 10²

3.986 x 10⁴

multiplying numbers in scientific notation

100

(5 x 10³) x (3 x 10³)

1.5 x 10⁷

200

(4 x 10⁴) x (6 x 10⁴)

2.4 x 10⁹

300

(7 x 10³) x (5 x 10³)

3.5 x 10⁷

400

(2 x 10⁴) x (5 x 10³) 

1 x 10⁹

500

(7 x 10⁶) x (9 x 10⁵)  

6.3 x 10¹²

Dividing numbers in scientific notation

100

5 x 10⁶ / 4 x 10³

5/4 x 10³ 

200

6 x 10⁷ / 3 x 10⁴

2/1 x 10³

300

3 x 10⁴ / 9 x 10²

1/3 x 10² or 3/9 x 10²

400

9 x 10³ / 7 x 10⁴ 

9/7 x 10^-1

500

6 x 10^-8 / 30 x 10⁷ 

1/5 x 10^-15 or 6/30 x 10^-15

Rational or Irrational

100

Is 9 a rational number?

Is 4/6 a rational number? 

9 is a rational number

4/6 is a rational number

200

Is 3.5 a rational number?

is 2/7 a rational number?

3.5 is not a rational number

2/7 is a rational number

300

is 10 a rational number?

is 96/100 a rational number?

10 is a rational number 

96/100 is a rational number

400

Is 7.3 a rational number?

is 7/100 a rational number?

7.3 is not a rational number

7/100 is a rational number

500

is 10/0 a rational number?

0.1238142313 a rational number?

no it is not

not it is not