Quarter 1 Test #1

Identifying Expressions

100

What is the variable in the expression: 3a+2B

What is a and b?

200

When a coefficient is not present in front of a variable what do we believe the coefficient to be?

What is 1?

300

In the expression: 3x+2y+z : what is the coefficient of y ? 

What is 2?

400

Identify the variable, coefficient, and constant of the expression: 3m+3n-20 

What are m&n, 3&2, and -20 ?

500

Identify the coefficient, variable and constant of the following expression: -2b+9c-10+8d 

What is -2,9,8 bcd, and -10

Order of Operations

100

Simplify: 6(3) - 3

what is 15?

200

Simplify: 3-(3-1)+5

What is 6?

300

What is the first step in simplifying this expression: (3(3+2)-1) + 10 

what is add 3 and 2?

400

Simplify: (5*3*2) / 6

What is 5?

500

Simplify: 16/(1²*4) * 6

what is 24?

Evaluating Expressions

100

Evaluate: 2x+1 when x=10

what is 21?

200

Evaluate:  x+y² when x=6 and y =5

what is 31?

300

Evaluate: (y+z)²  when y=5 and z=1

what is 36?

400

Evaluate: b + a - (c-c) when a=3 b=3 c=6

What is 6?

500

Evaluate: 3(a+b) - (b-b) when a =4 and b=5

what is 27?

Translating Expressions

100

What operation does the phrase "increased by" represent?

What is addition?

200

A number plus 3 

what is x+3?

300

two times an unknown value minus 10 

what is 2x-10

400

eight more than ten times a number 

what is 10n+8 ?

500

three times the quantity of four plus a number

what is 3(4+x) ?

Expressions from word problems

100

Mercedes has 10 Hershey bars. Her brother and his friends ate some of them. Write an expression that represents how many will be left after "c" candy bars are eaten.

10-c

200

A cable company offers a package that costs $95 per month plus a sign-up fee of $100. Write an expression that represents this situation. 

What is 95m+100?

300

Cheryl has 50 cupcakes and her family eats 6 per day of them . How many cupcakes does Cheryl have left after 6 days? write an expression and evaluate. 

what is 50-6c and 14?

400

Corrine is planning her wedding and purchasing flower arrangements. Vases cost $35 each and bouquets are $45 each. How much will Corrine spend on flowers if she needs 12 vases and 9 bouquets? 

What is $825 ?

500

There is an animal sanctuary that saves injured animals. They thought it would be find to calculate how many legs are on the sanctuary. Currently there are some cows and some hens on the sanctuary. How many legs are on the sanctuary when there are 20 cows and 15 hens? Write and evaluate an expression. 

what is 4c + 2h and 110 legs?