Plus or Minus
Solve x + 3 = 10
x = 7
Solve 6 - x = 2
x=4
3x=18
x=6
x/2=4
x=8
What property is shown below?
6 +4=4+6
Commutative
Solve 15 - x = 10
x = 5
25 + x = 35
x=10
15=x/3
x=45
20=5x
x=4
What property is shown below?
(3 + 2)+ 4= 3 + (2 + 4)
Associative
Solve 7.8 = 3.5 + a
a= 4.3
d - 1/12 = 5/12
d= 6/12
b=1.4
35q=5
q=1/7
What property is shown below?
5(x+3)=5x+15
Distributive
A number increased by 15 is 90
x = 75
A number decreased by 18 is 36
x=54
A number multiplied by 6 is 36
x=6
A number divided by 2 is 12
x=24
(4*3)2 + (9*8)=
216
1/2 + x = 3
x = 2 1/2
x - 1/4= 1
x= 5/4 or 1 1/4
3/8x=3
x=8
x/5=60
x=300
What is the exponential form of 100 +36?
102 + 62