Fact Families
Complete the following fact family:
2 x 7 = 14
2 x 7 = 14
7 x 2 = 14
14 ÷ 2 = 7
14 ÷ 7 = 2
Solve:
8 x __ = 16
16 ÷ 8 = ___
2
Compare using <, > or =
3 ÷ 3 ____ 3 x 0
>
Three girls and four boys went to the amusement park. The total cost of their tickets was $42. They paid the same amount for each ticket. What was the cost of each ticket?
Each ticket cost $6
A baker is decorating 5 cakes. He is using 9 chocolate flowers for decorating each cake. How many flowers will he need to decorate all the cakes?
n=5 x 9
45 flowers
Complete the following fact family:
18 ÷ 9 = 2
18 ÷ 9 = 2
18 ÷ 2 = 9
2 x 9 = 18
9 x 2 = 18
What number makes this sentence true? What multiplication sentence can help you find the answer?
n ÷ 3 = 9
9 x 3 = n
n = 27
1. Any number (except 0) divided by itself is _________.
2. 0 divided by any number (except 0) is ____
3. You cannot divide any number by ____.
1. 1
2. 0
3. 0
Mr. Brown wants to buy tickets for a show. The tickets are for seats in 3 rows with 3 seats in each row. The total cost of the tickets is $81. Each ticket costs the same. What is the cost of one ticket?
$9
Explain why 25 = 5 x 5 is a true equation
The value of both sides is equal.
Dee has planned 4 games for her party. If she has 12 prizes, how many prizes can she give for each game? Use the fact family to solve.
12 ÷ 4 = n
12 ÷ n = 4
4 x n = 12
n x 4 = 12
n= 3
Why does the fact family 2 x 2 =4 have only two facts?
Write out the fact family
The two factors are the same number
2 x 2 = 4
4 ÷ 2 = 2
Describe how you can find 0 ÷ 245
Either by drawing out the problem or understanding that the rule states: 0 divided by any number (except 0) is 0
Elijah had $36 in his wallet. He used $9 to buy a book. Write a number sentence to find the amount of money he has left.
$36 - $9 = n
n= $27
Sawyer says that the value of n in the equation below is 24. Is she correct? Why or why not?
12 = n x 3
No, the value of n should be 4
4 x 3 = 12
Complete the following fact family; solve for n
4 x 6 = n
6 x 4 = n
n ÷ 4 = 6
n ÷ 6 = 4
n=24
5 x 6 = 30
5 x 6 = 30
6 x 5 = 30
30 ÷ 5 = 6
30 ÷ 6 = 5
Find 9 divided by 9
1
Ms. Knox bought 6 rolls of red ribbon and some rolls of blue ribbon. The total cost of the rolls of ribbon was $27. Each roll cost $3. How many rolls of blue ribbon did Ms. Knox buy?
3 rolls of blue ribbon
James wants to give an equal number of his 45 stickers to each of his 5 friends. Write an equation to show how to find the number of stickers each friend will get?
45 divided by 5 = 9
Identify the dividend, divisor and quotient of:
36 ÷ 9 = 4
Dividend: 36
Divisor: 9
Quotient: 4
8 x __ = 32
32 ÷ 8 = __
4
Compare using <, > or =
17 ÷ 17 ____ 1 ÷ 1
=; both sides equal 1
Kierre raked 3 lawns yesterday and 4 lawns today. He earned the same amount for each lawn. Write a number sentence that shows one way to find out how much he earned for each lawn he raked.
42 ÷ 7 = n
n = 6
Carlos has a poster that is 24 inches long. He wants to divide it into 3 equal parts. What will be the length of each part? Write an equation and solve
24 divided by 3 = n
n= 8