Addition
Subtraction
Multiplication
Division
Tables
100

87 = b + 18

b = 69

100

a - 40 = 57

a = 97

100

7y = 21

y = 3

100

4 = c ÷ 9

c = 36

100

Evaluate the expression to find the missing value:

w  3  4  5
w + 5  8  9  ???
w  3  4  5
w + 5  8  9  10


Missing value: 5

200

12 + y = 50

y = 38

200

31 = x - 14

x = 45

200

81 = 9y

y = 9

200

c ÷ 4 = 12

c = 48

200

Evaluate the expression to find the missing value:

x  2  4  6
12 ÷ x  6  3  ???
x  2  4  6
12 ÷ x  6  3  2


Missing Value: 2

300

t + 17 = 43

t = 26

300

28 = p - 5

p = 33

300

10x = 120

x = 12

300

14 = c ÷ 5

c = 70

300

What is an expression for the missing value in this table?

gallons  1  2  3  z
pints  8  16  24  ???
gallons  1  2  3  z
pints  8  16  24  8z


Expression: 8z

400

k + 9 = 56

k = 47

400

z - 42 = 7

z = 49

400

36 = 12x

x = 3

400

c ÷ 4 = 15

c = 60

400

Find an expression for the table:

y  7  8  9
?????  28  32  36

Find an expression for the table:

y  7  8  9
4y  28  32  36


Expression: 4y

500

25 + m = 47

m = 22

500

s - 19 = 12

s = 31

500

6y = 114

y = 19

500

c ÷ 15 = 11

c = 165

500

Find an expression for the table:

z 10  12  14
????? 18  20  22

Find an expression for the table:

z  10  12  14
z + 8  18  20  22


Expression: z + 8