Math: Grudgeball Review

Addition

1

5 + 5 + 5 + 8

23

2

Mental Math

50 + 50 + 10

110

3

Mental Math

100 + 900 =

1000

4

MENTAL MATH

104 + 200 =

304

5

Mental Math

865 + 10

875

Subtraction

1

MENTAL MATH

5-1

4

2

MENTAL MATH

60 - 10 = 

50

3

MENTAL MATH

9 - 15 

-6

4

MENTAL MATH

250-150

100

5

MENTAL MATH

6-3

3

Add/Sub

1

MENTAL MATH

5 + 245 = ? 

250

2

MENTAL MATH

98 + 4 = 

102

3

MENTAL MATH

5 + 4 = 

9

4

MENTAL MATH

37 + 63 = 

100

5

MENTAL MATH

10 + ___ = 241

231

Multiplication

1

MENTAL MATH

2x 4 = 

8

2

MENTAL MATH

9x5

45

3

MENTAL MATH

13 x 3  = 

39

4

MENTAL MATH 

 9 x 2 = 

18

5

MENTAL MATH

5 x 3 = 

15

Divide!

1

MENTAL MATH

what is 1/4 in decimal form?

.25

2

MENTAL MATH

400 / 5 =

80

3

Mental Math

54 / 6 =

9

4

140/10

14

5

MENTAL MATH 

3/10 in decimal form

0.3

Fractions

1

3 1/2 x 1 1/3 

28/6 or 4 4/6 or 4 2/3

2

3 x 1/2

3/2 or 1 1/2

3

3/2 divided by 1/8

12

4

1/2 + 1/2

1

5

1/8 + 1/2

5/8