Math Jeopardy

Equivalent Fractions

100

What does equivalent mean?

equal in value, same

200

1/4 = 2/8 = ?/12

3/12

300

Write an equivalent fraction for 7/9 

e.g., 14/18  

400

True or false?

4/5 = 8/10 = .08

False! 

4/5 = 8/10 = .8

500

Write an equivalent fraction for 2 _3/8 

EX: 2 6/16

Decimals

100

True or false?

0.8 = 80/100 

True!

200

True or False? 

.02 = 20/100

False!

.02= 2/100

300

Write .78 as a fraction

78/100

400

Write 9/10 as a decimal and as an equivalent fraction: ?/100

.90               90/100

500

Write 1.95 as a fraction. 

1  95/100

Addition/Subtraction

100

What place do you start with when you subtract using the standard algorithm? (Hint: one's place, hundred's place, etc.) 

The one's place   

  445

-  45

_____

  400

200

   1,095

+   345

______

1440

300

   30,000

-       50

________

29,950

400

   159,453

+   43,324

_________

    202,777

500

    98,765

-   12,345

_________

86,420

Multiplication/Division

100

1,000 / 10 =

100

200

5 x 15 = 

75

10x5=50          5x5=25        50+25=75

300

7 x 7 = 

8 x 8= 

9 x 9 = 

49

64

81

400

(10 x 3) / 15 

2

500

122/2

244/4

Both: 61