Vocab
____________ says that multiplying zero by any number is zero.
Zero Property
Write the rule for the table below.
Tractors 2 3 4
Wheels 8 12 16
Tractors x 4 = Wheels
3 x ____ = 12
4
Name the property used
5 x 0 = 0
Zero Property
2 x 4 x 5
40
A __________ is a letter or symbol that stands for an unknown number.
Variable
Write the rule.
Bouquet 3 5 8
Flowers 9 15 24
Bouquet x 3 = Flowers
9 x h = 45
h=5
Name the property used.
6 x (3 x 7) = (6 x 3) x 7
Associative Property
6 x 1 x 8
48
In the problem below, 12 is called the ____________.
3\times4=12
Product
Apples 1 2 3
Age 4 8 12
Apples x 4 = Age
Name the property used, and find the missing number.
8 x w = 8
Identity Property
w=1
9 x 4 x 2
72
A ____________ is something that is true for any set of numbers.
Property
Vacation 3 4 5 ?
Years 18 24 30 42
Vacation x 6 = Years
7
k x 4 = 8+24
k=8
Name the property used and find the missing number.
84 x ___ = 4 x 84
Commutative Property
4
11 x 6 x 2
132
____________ says that you can multiply factors in any order and the product remains the same.
Commutative Property
Write the rule and find the missing answers
Age 7 9 ? 12
Handstands 84 108 36 ?
Age x 12 = Handstands
4 and 144
(2 x y) x 3 = 48 - 18
y=5
Name the property used and find the missing number.
3 x (4 x 2) = 3 x (____ x 4)
Commutative Property
2
10 x 7 x 8
560