Which Operation
Evaluate Expressions
Write the Expression
What is the Expression in Words
100

Plus

Addition (+)

100

Evaluate the expression when x=5

x+3

8

100

x plus 76

x + 76

100

S + 5

s plus 5

200

Decreased by

Subtraction (-)

200

Evaluate the expression when C=10

7 X C

70

200

The sum of a number and 5

x + 5
200

90 - X

X subtracted from 90

300
Sum

Addition (+)

300

Evaluate the expression when A=12

A x 2 + 4

28

300

The product of a number and 12

12X

300

3X 

3 times a number

400

Difference

Subtraction (-)
400

Evaluate the expression when A=30 and B=8

A - B

22

400

A number subtracted from 40

40 - X

400

2x + 4

two times x plus 4

500

Product of 

Multiplication (x)

500

Evaluate the expression when A=10 and B=5

A x 5 - B

45

500

Two times a number plus 10

2X+ 10

500

10 x S - 5

10 times S minus 5