Fact Families
What are the fact families for the numbers 3, 4, and 7?
Start with the number 4. Count on to 7. What numbers do you say?
5,6,7
What two numbers can you add to make 10?
What is double 3?
3+3=6
If you have 4 apples and you eat 1, how many apples do you have left?
4-1=3
3 apples
Write the addition and subtraction sentences for the fact family of 5, 2, and 3.
If you start at 6 and count on 3 more, what number do you end up with?
9
If you have 8, how many more do you need to make 10?
2 more
If you have 4, what is the double?
4+4=8
Sarah has 10 candies. She gives 3 to her friend. How many candies does she have now?
10 - 3=7
7 candies
Fill in the blank: If 6 + _ = 10, then _ - 6 = 4.
Fill in the blank: If 6 + 4 = 10, then 10 - 6 = 4.
Count on from 8 to get to 10. What do you say?
9, 10
What is 7 + __ = 10?
3
What is 5+6?
5+5+1=11
There are 5 birds in a tree. 2 more birds come to the tree. How many birds are there now?
5+2=7
7 birds
How many different addition and subtraction sentences can you make with the numbers 8, 2, and 10?
4
If you have 2 and you count on 5, what number do you reach?
7
Use the make a ten strategy to solve 8+6=
6 becomes 2 and 4
8 plus 2 =10
10 plus 4=14
Which can be used to find 6+7?
a) 6+6+1=
b) 7+7+1=
c) 6+7+1=
d) 6+6=
a) 6+6+1=13
Griffin sees 12 dogs at the dog park. 8 are big dogs, the rest are small dogs. How many small dogs are there?
12-8-4
4 small dogs
Create a fact family for the numbers 9, 6, and 15.
Start at 12 and count on to 15. What numbers do you say?
13, 14, 15
Use the make a ten strategy to solve 7 + 9=
7 becomes 1 and 6
9 plus 1 = 10
10 +6 =16
Solve 8+7=
7+7+1=15
Zayla finds 9 pine cones on a walk. She finds 3 more than Martin. How many does Martin find?
9-3= 6
Z:000000000
M:000000xxx