Vocab
Name the 2 parts of a multiplication equation.
Name the 3 parts of a division equation.
factors and product
dividend, divisor and quotient
Finish the pattern.
5 9 13 17 ____
21
Solve these equations for the unknown.
12÷n=3
24=fx8
g÷7=7
4
3
49
Mary buys 4 packs of pencils with 10 in each pack. She also 5 loose pencils in her desk. How many erasers does she have now?
Tell me the first step in this problem and solve just this FIRST step.
step 1:
4x10=j
j=40 pencils
Ethan has 81 baseball cards. He wants to put them in plastic sleeves in a binder. Each plastic sleeve holds 9 cards. How many plastic sheets will be need to hold all 81 cards?
*Remember your labels!!!*
9 plastic sleeves
To separate into equal groups
divide/division
Finish the pattern and write/say a rule to describe it.
15 21 27 33 _____ Rule:_____
39
rule: add 6
A cat has a litter of kittens. Her litter has 20 paws. If each kitten has 4 paws, how many kittens are in the litter?
Write an unknown division equation to solve this.
20÷4=c
Finish this pattern and tell me the rule:
14 25 36 ___ rule:_______________
Solve for the unknown:
v x 9=18 8=48÷ n
47, add 11
v=2
n=6
There are 3 groups of 10 children who ride the bus to school. There are 39 seats on the bus. How many seats are left over?
9 seats
Opposite operations are called what?
Inverse Operations
What multiplication equation can be used to find the next number in the pattern?
9, 18, 27, 36, 45....
____x____=_____
9x6=54
Write an equation. Use the letter "n" for the unknown number then solve.
Sarah has 25 tiles she would like to lay down in the bathroom for her new floor. She puts them into 5 rows with the same number of tiles in each. How many tiles are in each row?
25÷ n=5
n=5 tiles
Draw a bar model to represent this problem. Use n as your unknown.
At a baseball camp there are 42 players on 6 equal teams. How many players are on each team?
There should be a bar model with 6 spaces with the letter "n" in each of them. You know the total within all of those spaces is 42.
n=7 players
Brooke reads 5 books each week for 3 weeks. She then reads 7 more books the next week. How many books did Brooke read?
22 books.
What is an instruction that tells you the correct way to do something? It can be used to describe a growing pattern.
Rule
Make a table that has 2 columns. The right side will be labeled with cats and the left side will be labeled with paws. You need to make a chart to keep track of how many paws 5 cats would have.
Then describe the pattern with a rule.
1-4
2-8
3-12
4-16
5-20
Rule: add 4
Write a multiplication AND division equation with an unknown then solve.
Mia practices the flute for 10 hours this week. She practices for the same number of hours each day for 5 days. How many hours does she practice each day?
10÷ 2=n
2xn=10
n=5 hours
Write a word problem with an unknown and solve.
Ex: Maya has 7 baskets of flowers. Each basket has 3 roses. How many roses are in all of the baskets?
7x3=n
n=21 roses
A dance studio has 35 people arranged in 5 rows. Each row has the same number of people in it. How many people are in each row?
7 people
What changes by the same amount from one number to the next?
growing pattern
Finish the pattern and describe the pattern in the table?
Triangles Sides
__ 6
3 __
4 12
___ __
2, 9, 5, 15
pattern: add 3
Write a multiplication AND division equation with an unknown and solve.
Terra wants to give each of her 8 friends an equal number of friendship bracelets. She gives out 32 friendship bracelets total. How many bracelets does each friend get?8xn=32
32÷ 4=n
n=4 friendship bracelets
Write a 2-step word problem that can be solved with 2 equations with different operations. Then write the 2 equations and solve the problem.
Ex:
John has 5 sets of baseball cards. Each set has 3 cards. His mom gives him 4 more cards. How many baseball cards does he have now?
5x3=n n=15
15+4=c c=19 baseball cards
Olivia got $38 for her birthday. She bought some candy for $6. She wanted to put the rest of her money in 4 envelopes to save. How much money would be put into each envelope?
$8