First Days Math

Addition

100

Mental Math 

5+5+5+8

23

200

Mental Math 

50+50+10

110

300

Mental Math

100+900+30+29

1059

400

What is the best subject in school? 

MATH!!

500

Mental Math 

805+49=

854

Subtraction

100

What is the sign of the answer when you divide two negative numbers?

What is Positive?

200

MENTAL MATH

60-10

50

300

MENTAL MATH

81-17=

64

400

MENTAL MATH

250-150-6

94

500

MENTAL MATH 

1311-235=

1076

Add/Sub

100

MENTAL MATH 

5+245-30

220

200

What is Mrs. Gates' favorite drink?

COFFEE!!

300

MENTAL MATH 

37+63-54-42

4

400

MENTAL MATH 

5-4+32-12+8-4

25

500

MENTAL MATH 

10+15-3-1+21+37-25-6

48

Multiplication

100

MENTAL MATH 

20 x 5

SSSSSSSSSSSSSSSSSSSSSSSSSSS

200

MENTAL MATH 

9 x 5

45

300

MENTAL MATH 

13 x 3

39

400

What sign is the answer when you add two negative numbers?

What is Negative?

500

MENTAL MATH 

5 x 3 x 9

135

Divide

100

MENTAL MATH 

63/7

9

200

MENTAL MATH 

40 / 5=

8

300

MENTAL MATH 

54 / 6

9

400

MENTAL MATH 

140/20

7

500

MENTAL MATH 

-100 / (-5) =

20

Squared

100

MENTAL MATH 

4²

16

200

MENTAL MATH 

6²

36

300

MENTAL MATH 

9²=

81

400

MENTAL MATH 

11²

121

500

MENTAL MATH 

20²

400