Numerical Expressions
Two people share a lunch bill of $10
10 ÷ 2
8 ÷ 2 + 11
15
12 + 0 = 12
Identity of Addition
23 + (z + 47)
70 + z
Graph the order pair on coordinate plane.
C (7,3)
(7,3)
15 - 6
(12 - 4) + 4
12
20 x 1 = 20
Identity of Multiplication
(7 + p) + 13
20 + p
Refer to the coordinate plane on page 53. Write the ordered pair that names each point.
A
B
C
D
A (0,5)
B (3,2)
C (7,6)
D (5,4)
The height difference between fourteen and nine inches.
14 - 9
15 + 7 x 9
78
8 x 4 = 4 x 8
Commutative of Multiplication
(17 + m) + 31
48 + m
Express the relation (1,3), (2,7), (4,13), and (5,15) as a table.
1 3
2 7
4 13
5 15
The total length of songs on a CD if each of nine songs is three minutes long.
9 x 3
Evaluate 3x - y if x = 10 and y = 7.
23
x + y = y + x
Commutative of Addition
5a(3)
15a
Determine the domain and range for the ordered pairs.{(4,5), (2,1), (5,0), (3,2)}
Domain- 4, 2, 5, 3
Range- 5, 1, 0, 2
The number of weeks until vacation if vacation is twenty-eight days away.
28 ÷ 7
What is the value of (a + b) ÷ c if a = 17, b = 7 and c = 12?
2
(2 x 3) x 5 = 2 x (3 x 5)
Associative of Multiplication
(8 x b) x 4
32b
Aaron is hiking in a state parkk. He averages 3 miles per hour.
Make a table of ordered pairs in which the x-coordinate represents the number of hours and the y-coordinate represents the number of miles hiked in 1, 2, 4, and 6 hours. Then graph the ordered pairs.
(1,3)
(2,6)
(4,12)
(6,18)