Order of Operations
Numerical Expressions
Word Problems and Expressions
Powers of Ten

### 100

(5 + 2) x (14 - 9) - 1
49

### 100

Write 214 from 721, then divide by 5

(721 - 214) / 5

### 100

Theresa bought three containers of tennis balls at $2.98 each. She had a coupon for$1 off.

(3 x 2.98) - 1

### 100

How many zeros are there in the product of 85 x 10^3?
3 because it is 85,000

### 200

Double the product of 5 and 2
2 x (5 x 2)

### 200

A baker packages 12 cupcakes in a box. If you order 5 boxes for a party and your guests eat 34 cupcakes. Write an expression to determine how many are left.
(12 x 5) - 34

823 x 10^4 =
8,230,000

90 - 5 x 5 x 2
40

### 300

Half of the sum of 10 and 5
(10 + 5) ÷ 2

Determine

### 300

How many zeros are there in 7.1 x 10^2

1 because it equals 710

5 ÷ 5 + 4 x 12
49

### 400

Determine which is larger: 70 + (413 - 78) or 70 + (413-75).
70 + (413-75) because you are subtracting less

### 400

What is 7.23 ÷ 100?
.0723

(4 x 8) ÷ 2 + 8
24

### 500

The product of 50 minus 5 and 4 divided by 2.
(50 - 5) x (4 ÷ 2)

### 500

The school auditorium has 342 seats on the main floor and 106 seats in the balcony. Every seat is filled for the Variety Show performances. Write an expression that could be used to find the number of tickets sold were sold if there were 4 shows.
(342 + 106) x 4

8.7 ÷ 10^2 =
.087