Order of Operations
6 + 4 ×3 =
18
Add 8 and 12, then multiply the sum by 3.
(8 + 12) x 3
Name this property
4+7=7+4
Commutative
Mia has 6 bags with 4 marbles in each bag. Her teacher shows that 6×4 = 4×6. Which property is being used?
Commutative
Mia visits 6 houses. Each house gives her 8 pieces of candy. She eats 3 pieces on the way home. How many pieces of candy does she have left?
6 x 8 - 3
45
20−12÷4=
17
Multiply 6 by 4, then add 9.
6 x 4 + 9
Name this property
(2+3)+5=2+(3+5)
Associative
Emma buys 4 packs of pencils with 6 pencils in each pack. She gives 5 pencils to a friend. Write an expression to show how many pencils Emma has left.
53
125
(20−8)÷3+5×2=
14
Subtract 7 from 25, then divide the difference by 3
(25 - 7) ÷ 3
Name this property
6 (30 + 4)
Distributive
A movie theater has 7 rows with 9 seats in each row. If 18 seats are empty, how many seats are occupied?
7 x 9 - 18
63 - 18
45
Solve using the distributive property
78 x 5
5 (70 +8) 350 + 40
390
(3+5)2 ÷ 8
8
Add 4 to 3 times the sum of 5 and 2
3 x (5+2) + 4
When I multiply any number by zero what property am I using?
Multiplication property of zero
A teacher has 30 stickers. She buys 12 more stickers and shares all the stickers equally among 6 students. Write an expression to show how many stickers each student receives.
(30 + 12) ÷ 6
Three friends each have 18 pieces of candy. They combine their candy and share it equally among 6 children. How many pieces does each child receive?
9
72÷(3×4)+62
42
Divide the sum of 16 and 8 by 6.
(16 + 8) ÷ 6
Solve using the distributive property
4 x 37
(Must show your work for points)
4 (30 +7) = 120 + 28
148
Ava says that 12+5×2 is equal to (12+5)×2. Is she correct? Explain why or why not.
No, because Ava did not follow the PEMDAS rule. in the first expression Ava would have to solve 5 x 2 first. In the second expression she must solve the parenthesis first. This would give you two different answers.
Double the number of students in your team.
2 x ________