Unit 1 Pre-Algebra

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1.
3 points
Evaluate:

3( 4 - 2 + 5)
2.
3 points
Write the next number in the pattern:

21, 17, 13, 9, _____
3.
3 points
Which Algebraic expression is equal to:
twelve more than a number
4.
3 points
Evaluate when y = 5

25/y
5.
3 points
Evaluate:

18/3 - 1
6.
3 points
Evaluate:

5 + 3 ( 12 - 8 + 2)
7.
3 points
What is the next number in the pattern:

5, 8, 11, 14, 17, ____
8.
3 points
Evaluate:

x + yz when x = 8, y = 2, and z = 6
9.
3 points
4(6) - 8(3)
10.
3 points
Evaluate:

9/3 + 6(10)
11.
3 points
Which Algebraic expression represents:

four less than a number
12.
3 points
Which is the Algebraic expression for:

the product of 8 and m
13.
3 points
Evaluate:

5 + 4(3)
14.
3 points
Evaluate for x = 15 and y = 10

x - y + 5
15.
3 points
Evaluate xy when x = 9 and y = 3
16.
3 points
In the expression below, what is the first step?

2 + 5(9) - 8/2
17.
3 points
Which of the following words does NOT indicate an addition expression?
18.
3 points
Evaluate m - n, when m = 6 and n = 2
19.
3 points
Evaluate:
(4 - 1)/(2 + 1)
20.
3 points
Evaluate:

2( 8 - 6 ) -3
21.
1 point
What is the step called on your t-chart when you put the numbers in place of the variables?
22.
3 points
Evaluate:

(b + c)(a + d) when a = 5, b = 4, c = 3, and d = 2
23.
3 points
Evaluate when b = 3, c = 2, and d = 5

bcd
24.
3 points
Evaluate:

5 + 4(2)(3)
25.
3 points
Which is the correct representation of "twice a number?"
26.
3 points
Which is the correct order of operations?
27.
3 points
What is the next number in the pattern:

4, 8, 12, 16, 20, ____
28.
3 points
Which of the following words does NOT indicate a division expression?
29.
3 points
Evaluate:

2(4) + 5(3)
30.
3 points
Evaluate:

1 + 2 x 3
31.
3 points
Which of the following words does not indicate a multiplication expression?
32.
3 points
Evaluate:

1(2) + 3(4) + 5(6)
33.
3 points
Which of the answers below is NOT needed to create an Algebraic expression?
34.
3 points
Evaluate when m = 4 and n = 9

5m + 2n