Math Properties and Equations

Match the expression to the property listed that is being shown.  You may use them more than once. (Type your 5 letters lower case and with no spaces in between like: abcab)

Solve:
3(x - 2) = 18

• 6.7

• 4

• 8

• -4

Solve.    -11 = 4n + 5

• 2

• 3

• 4

• -4

What two operations use the commutative property?

• addition and subtraction

• addition and multiplication

• addition and division

• subtraction and division

Which problem shows the commutative property?

• 3x4=4x3

• 7x9=7x8

• 2+5=5x2

• 2+6=8

Commutative Property of Multiplication

• 8 + 2 = 2 + 8

• 7 x 1 = 7

• 7 + 0 = 7

• 7 x 6 = 6 x 7

Rewrite (9 + 6) + 5 using the associative property.

• 20

• (9 + 6) + 5 = (9 + 5) + 6

• (9 + 6) + 5  = 9 + (6+5)

• (9 + 6) + 5  = 5 + 9 + 5 + 6

Which is an example of Associative Property of Addition?

• (12+3)+8=12x(3x8)

• 12x(3x8)=(12x3)x8

• (12+8)+3=12+(8+3)

• 12 + 18 = 18 + 12

Simplify 5(2 - 7n)

• 52 - 57n

• 10 - 7n

• 10 - 35n

• 10 + 35n

Simplify   6(x + -2)

• 6x + -2

• 6x + -12

• 4x

• 6x - 2