Addition and Subtraction Input/Output Chart

What is the rule for this table?

• add 2

• add 3

• subtract 2

• subtract 3

What is the rule for this table?

• add 5

• add 10

• subtract 5

• subtract 10

What is the rule for this table?

• add 10

• add 20

• subtract 10

• subtract 20

Determine the rule for this table.

• add 7

• add 8

• subtract 7

• subtract 8

What rule shows how to find the output when given the input?

• Input + 15

• Input x 15

• Input +14

• Input x 14

Use the given rules to fill in the columns of the table.

f

g

h

i

j

e

d

c

20

15

5

7

10

9

3

2

4

1

What is the rule for this table?

• add 5

• add 6

• subtract 5

• subtract 6

Find the missing value.

What is the value of the question mark?

What is the missing value?