Addition
Subtraction
Multiplying
Dividing
Mystery
100

-9+3

-6

100

22-11

11

100

4 x 4

16

100

-10 / 2

-5

100

3 x 2 + 10 -3 

13

200

Add 7 with 12

19

200

-12+6

-6

200

-8 x -6

48

200

-36 / 9

-4

200

8 / 2 +4 -5 -3

0

300

-33+-20

-53

300

-20+15

-5

300

12 x -7

-84

300

81 / -9

-9

300

-20 x 3 / 6 + 5 -25

-10

400

Add negative 10 with negative 20 and with positive 40

10

400

22-35

-13

400

-7 x -4 x 3

84

400

Divide 32 by negative 8

-4

400

Multiply negative 4 by 4 then divide by negative two and add 2

10

500

-5+10+-20+50

35

500

10-12+9-7

0

500

-2  x  -4  x -6  x  2

-96

500

90 / -45

-2

500

2( 5-2) + 12 /4 + 10 -20

-1

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