Vocabulary
What is the 12 called in “4 + 8 =12”?
Sum
What is 48 ÷ 6?
8
There are 6 baas with 9 apples in each bag. How many apples are there in total?
54
7 + 5 x 6
37
Rule: x 3
Input: 8 —> Output: ?
24
The rule that says a+b = b+a is called what?
Commutative Rule
What is 85 x 4?
340
A school bought 24 boxes of pencils. Each box has 12 pencils. How many pencils are other altogether?
288 pencils
(7 + 5) x 6
72
Input: 9 —> Output: 45
Input: 12 —> Output: 60
Rule: ?
x 5
The rule that states a x 0 = 0 is called what?
Zero multiplicative identity rule
What is 156 ÷ 3?
52
Liam had 720 stickers. He shared them equally among 6 friends. How many stickers did each friend get?
120 stickers
30 ÷ 5 + 8 x 4
38
Rule: x 6 - 4
Input: 5 —> Output: ?
26
A statement with numbers and operations but no equal sign is called what?
Expression
What is 23 x 34?
782
A farmer harvested 1,248 apples and packs them into boxes of 3. How many full boxes can be filled? How many apples are left over?
416
(24 ÷ 6 + 7) x 5 - 9
46
Rule: x 5 + 2 - 17
Input: 6 —> Output: ?
15
The rule that states (x + y) + z = x + (y + z) is called what?
Associative Law
What is 1275 ÷ 8?
159R3
A warehouse has 3,645 cans of food. They are packed equally into boxes of 12. How many full boxes can be made? How many cans will be left?
303 full boxes and 9 cans leftover
100 - (20 ÷ 4 + 6) x 7
23
Create a rule that works for:
Input: 3 —> Output: 11
Input: 7 —> Output: 27
Input: 11 —> Output: 43
x 4 - 1