Exam 1: The Basics

The temperature at noon is 10 degrees below 0 Fahrenheit. By 1:00 it has risen 6 degrees. Write an expression using the numbers -10 and 6 to describe this situation.

Stacey buys a used car for $5,000. With each year that passes, the car drops $470 in value. Write a sequence of numbers that gives the value of the car at the beginning of each of the first 5 years she owns it.

Multiply the following fraction.

Use the rule for order of operations to simplify the expression as much as possible.

Expand and multiply.

Find the perimeter of an piece of notebook paper. perimeter = __________ inches

Identify the following statements as either true or false . All integers are also rational numbers.

Use the rule for order of operations to simplify the expression as much as possible.

What symbol must be placed in the blank to make the resulting statement true? _____

Apply the distributive property. Simplify when possible.

Multiply the following.

Use the rule for order of operations to simplify the expression as much as possible.

Use the rule for order of operations to simplify the expression as much as possible.

Use the associative property to rewrite the expression. Simplify the result. __________

Apply the distributive property, and then simplify the result.

Apply the distributive property, and then simplify the result.

Use the rule for order of operations to simplify the expression as much as possible.

Multiply the following.

Simplify the following expressions to show that subtraction is not an associative operation. 14 - (6 - 2)= __________ (14 - 6)- 2 = __________

While getting dressed for work, a man puts on his right shoe and puts on his left shoe. Are the two statements "put on your right shoe" and "put on your left shoe" commutative? Answer yes or no .