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equations
word phrases
order of operations
properties
interpreting the quotient
100
x = 40
What is x + 5 = 45?
100
x + 5
What is a number x plus 5?
100
Parentheses Exponents Multiply and Divide from left to right Add and Subtract from left to right.
What is the meaning of PEMDAS?
100
Associative Commutative Distributive
What are the three properties that we have discussed?
100
15
What is the answer? Isabel's backpack has 3.75 kg of food. How many packs of food does she have if each pack weighs 0.25 kg?
200
y = 25
What is y/5 = 5?
200
q - 3
What is the difference of q and 3?
200
times
What is first step in this problem: 15 - 6 x 6?
200
That the terms can be grouped differently but the answer remains the same.
What is the associative property?
200
5 bags
What is the answer? How many bags of candy does Mrs. Janet need to buy if each student will eat 0.2 bags and she has 22 students?
300
s = 12
What is 12s = 144?
300
r - 16
What is 16 less than r?
300
37
What is the answer to 19 + 6 x 3?
300
commutative
What is the property being illustrated? 7 + 18 = 18 + 7
300
25
What is the answer? At the end of the day, a toy salesman has earned $71.25. How many toys did the salesman sell if each toy earns $2.85?
400
s = 8
What is 2s - 4 = 12?
400
13 + x - 8
What is 8 less than the sum of 13 and x?
400
18
What is the answer to (9+6) - (6-3) ?
400
associative
What is the property being illustrated? 2 + (5 + 9) = (2 + 5 ) + 9
400
6
What is the answer? If each cake can serve 6 people, how many cakes do you need to serve 34 people?
500
w 81
What is w/9 + 6 = 15?
500
9/p * 5 or 5(9/p)
What is 5 times the quotient of 9 and p?
500
40
What is the answer to this problem: 15 x 3 - 8 + 3
500
distributive
What is the property being illustrated? 2(8 - 5 ) = 2 (8) - 2 (5)
500
16
What is the answer? Every salad at an upcoming party will have 6 tomatoes. How many salads can be made with a box of 100 tomatoes?