Match the expression
Tony has 6 apples. Molly gives him some more apples. How many does he have now. If a represents the apples. Which expression matches the problem?
6 + a
a - 6
6 x a
6 ÷ a
6 + a
3 + 5 - 3 x 2
2
This is a number that can be created by multiplying multiple factors. Example 4, 9, 16, 22
Prime
Composite
Even
Odd
Composite number
What's the rule?
Students Prizes
1 5
2 6
3 7
4 8
Add 4
Andrew has 6 slices of cake. If he shares with 2 friends, how many slices of cake will each person get? (Andrew is getting some cake too!)
Kayla had 70 maps to give visitors at a state park on Saturday. At the end of the day, she had 10 maps left. Which equation could be used to find n, the number of maps she gave to visitors?
n+70=10
70−n=10
10n=70
10÷n=70
70−n=10
What operation is needed to solve this?
5(3)
Multiplication
This kind of number can only be created by multiplying this number and one. Example: 3, 5, 13, 19, 37
Prime
Composite
Even
Odd
Prime number
What's the rule
Cupcakes Students
24 12
36 18
48 24
Divide by 2
Mary spent $12 on candy. She has $8 left. How much money did she have at the beginning?
$20
Which expression matches the problem?
Jenna is going to put 4 marbles in each jar. If she has 24 jars, how many marbles will she need?
24 x 4 = m
24 + 4 = m
24 - 4 = m
4 - m = 24
24 x 4 = m
(2+3)×(3+1)
20
Which is the difference between even and odd numbers?
Odd numbers can NOT be divided by 2 evenly.
Even numbers can be divided by 2 evenly.
What's the rule
Cats Toys
1 3
2 5
3 7
4 9
Times 2 and add 1
Alma is going to put 4 buttons on each dress. She has 8 dresses to put buttons on. How many buttons will Alma need?
32
Which expression matches the problem?
Joseph is going to plant 5 rows of corn for every acre.
If he has 6 acres, how many rows of corn will he plant?
5 x 6 = c
c x 5 = 6
6 - 5 = c
6 + c = 5
5 x 6 = c
What operation should be performed FIRST and WHY?
4÷(3−2)+2×4
Subtraction because it is in parenthesis.
What kind of number is 46?
Prime and odd
Prime and even
Composite and odd
Composite and even
Composite and even
What's the rule for this pattern?
Items Price
1 1.50
2 3.00
3 4.50
4 6.00
Multiply by 1.50
Jayla’s family drove 5769 miles during their 9-day vacation. If they drove the same number of miles each day, how many miles did they drive per day?
641
Tina had $35 to spend on new clothes. If she has spent x dollars on clothes already, which expression represents the amount of money she has left to spend?
x−35
35−x
x+35
35÷x
35-x
50−2(6+3)
32
What kind of number is 35?
Prime and odd
Prime and even
Composite and odd
Composite and even
Composite and odd
What is the rule in this pattern?
Days Pumpkins Picked
2 10
3 14
4 18
Times 4 and add 2
Sally placed a total of 350 action figures on 14 shelves. She placed the same number of action figures on each shelf. How many action figures did Sally place on each shelf?
25