Find the Value
Conventions
Number Properties
Area and Perimeter
Word Problems and Distributive Property
100
Find the value of the expression 4x if x = 9.
36
100
Use conventions to translate the following verbal description into a mathematical expression. x divided by four
x/4
100
What is the name of the number property that justifies this equation, 5 + n =n +5?
The Commutative Property of Addition
100
What is the area of a rectangle with a base of 7cm and a height of 9cm?
63 cm squared
100
Substitute the numbers in the equation, a(b + c) = ab + ac. a = 3 b = 4 c = 2
3(4 + 2) = 3(4) + 3(2) 3(6) = 12 + 6 18 = 18
200
Find the value of the expression 5x + 4 if x = 3.
19
200
Use conventions to translate the following verbal description into a mathematical expression. seven multiplied by x plus three
7x + 3
200
What is the name of the number property that justifies this equation, a * 1 = a.
The Identity Property of Multiplication
200
What is the perimeter of a rectangle that has a height of 5cm and a base of 8cm?
5 + 5 + 8 + 8 = 26cm
200
Solve 40 * 22 using the distributive property or area model.
40 * 22 = 40(20 + 2) = (40*20) + (40*2) = 800 + 80 = 880
300
Find the value of the expression 30/n if n = 6.
5
300
Use conventions to translate the following verbal description into a mathematical expression. the quantity m minus five, divided by nine
(m - 5)/9
300
What is the name of the number property that justifies this equation, (b + 4) + 9 = b + (4 + 9).
The Associative Property of Addition
300
What is the base of a rectangle that has a height of 6cm and an area of 42cm squared?
base = 7cm
300
A tuna sandwich costs $5 and a milk costs $2. Which expression shows the total of t tuna sandwiches and m milk? A. 2(t + m) B. 5t +2m C. 7tm D. t + m
B. 5t + 2m
400
Find the value of the expression 8(b + 5) if b = 3.
64
400
Use conventions to translate the following verbal description into a mathematical expression. the quantity c plus four, divided by eight
(c + 4)/8
400
What is the name of the number property that justifies this equation, (5x)b = 5(xb)
The Associative Property of Multiplication
400
What is the area of a rectangle with a base of 4x cm and a height of 6 cm?
area = 24x cm squared
400
Solve 16 * 28 using the distributive property or area model
16 * 28 = 16(20 + 8) = (16*20) + (16*8) = (20*16) + (8*16) = 20(10 + 6) + 8(10 + 6) = (20*10) + (20*6) + (8*10) + (8*6) = 200 + 120 + 80 + 48 = 448
500
Find the value of the expression (8 + 2)/a if a = 2.
5
500
Use conventions to translate the following verbal description into a mathematical expression. five multiplied by the quantity x minus two
5(x - 2)
500
What is the name of the number property that justifies this equation, 2 + (-a) = 0.
The Inverse Property of Addition
500
What is the perimeter of a rectangle that has a base of 5x and a height of 8?
5x + 5x + 8 + 8 = 10x + 16
500
There is a bowl of 42 gum drops. The gum drops are red and yellow. There are five times as many red gum drops as yellow. How many red gum drops are in the bowl? A. 7 B. 14 C. 28 D. 35
D. 35
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