Addition
Division
Multiplication
Mean and Median
equations
100

57+17

74

100

38 ÷ 8

4.75

100

9 x 5

45

100

Find the mean:

4, 10 , 20, 8

10.5

100

9 x a =81

9

200

122+3.5

125.5

200

12.5 ÷ 5

2.5

200

12x  = 96

8

200

Find the Median:

8,10,9,6,7,

8

200

8x =40

5

300

78.9+25.3

104.2

300

90÷15

6

300

12 x 2.5

30

300

Find the mean:

7,5,12,13

9.25

300

(9^2 x 5) + (8+2)

415

400

77.7+23.2+3.5

104.2

400

79÷3.2

24.6875

400

9.5 x 7.3

69.35

400

Find the Median:

7, 6, 12,89,74,12

12

400

{(9 x 7)+4^2} x 2

79

500

127.77+ 89.99

217.76

500

79÷3.4

23.2352941176

500

47 x 9.9

465.3

500

What's the Mean:

23,5,7,12,34,32,12

17.8571428571

500

{(7^2 x 7) x 3} divided by 2

514.5