Show:
Identify
Rewritten
Simplify
Definitions
Mystery
100
What property was used? 3+2+7=2+3+7
The Commutative Property of Addition.
100
Use the Commutative Property to rewrite the expression ____+___=32+14
14+32
100
2(x+5)
2x+10
100
a(b+c)=ab+ac
What is the Distributive Property.
100
6x6=
What is 36
200
Are these equivalent expressions? 3x+6(4x+5)=27x+35
Not equivalent.
200
Use the Associative Property to rewrite the expression (x+5)+3=
x+(5+3)
200
7(2x-8)
14x-56
200
a+b+c=b+c+a
What is the Commutative Property of Addition.
200
8x8=
What is 64
300
What property was used? (3x6)x7x6=(3x6)x(7x6)
The Associative Property of Multiplication.
300
Use the Distributive Property to rewrite the expression. 30+25
5(6+5)
300
5(x+4)+3x+3
8x+23
300
(a+b)+c=a+(b+c)
What is the Associative Property of Addition.
300
9x9=
What is 81
400
What property was used? 75+15=5(15+3)
The Distributive Property
400
Use the Associative Property to rewrite the expression 7x(9x8)x5
(7x9)x8x5 or 7x9x(8x5)
400
3+2x+4(x+6)
6x+27
400
abc=cba
What is the Commutative Property of Multiplication.
400
10x10=
What is 100
500
What property was used? (3+x)(2+17)=(2+17)(3+x)
The Commutative Property of Multiplication.
500
Use the Commutative Property of Addition to rewrite the expression (4x3)+(5x10)
(5x10)+(4x3)
500
x(10+20)-24x+5
6x+5
500
(ab)cd=a(bc)d
What is Associative Property of Multiplication
500
7x7=
What is 49