What is A Fact Family
How many equations are in a fact family?
4
2 x 2 = ___
___÷2 = 2
4
Skip count by that number.
What are the missing factors of 10:
1 x ___
2 x ___
1 x 10
2 x 5
(There are 4 factors)
1, 3, 5, 15
How many equations of the 4 are multiplication?
2
3 x ___ = 15
15 ÷ ___ = 3
5
What are the next three multiples?
5, 15, 20, ___, ___, ___
25, 30, 35
In what order should you list the factors of a number?
Least to greatest with commas.
List the factors for the number 20.
(There are six factors).
1, 2, 4, 5, 10, 20
How many equations of the 4 are division?
2
Create a fact family with these three numbers:
6, 4, 24
6 x 4 = 24
4 x 6 = 24
24 ÷ 4 = 6
24 ÷ 6 = 4
What are the next four multiples?
7, 14, 21, ___, ___, ___, ___
28, 35, 42, 49
What are factors? Write a short definition.
Numbers that are multiplied together to equal a specific number.
List the factors for the number 36.
(There are 9 factors!)
1, 2, 3, 4, 6, 9, 12, 18, 36
How many digits does it take to create a fact family?
3
Create a fact family with these three digits:
8, 4, 32
8 x 4 = 32
4 x 8 = 32
32 ÷ 8 = 4
32 ÷ 4 = 8
List the first five multiples of the number 6:
__, ___, ___, ___, ___
6, 12, 18, 24, 30
What is the missing factor?
1 x 28 = 28
2 x __ = 28
4 x 7 = 28
List the factors for the number 42.
(There are 8 factors and some are not on the chart or wall!)
1, 2, 3, 6, 7, 14, 21, 42
What is the ANSWER of a multiplication equation called? It starts with the letter "p".
product
12 x 5 = ___
12 x 5 = 60
5 x 12 = 60
60 ÷ 5 = 12
60 ÷ 12 = 5
List the first five multiples of the number 8:
8, 16, 24, 32, 40
What are the three missing factors?
2 x ___ = 30
3 x ___ = 30
5 x ___ = 30
15, 10, 6
List the factors for 100!
(There are 9 and most are not on the chart or wall!)
1, 2, 4, 5, 10, 20, 25, 50, 100