True or false:
A fact family has 2 addition equations and 2 subtraction equations
True
Martin planted 6 tulip bulbs and 9 daffodil bulbs. How many bulbs did he plant in all?
15 bulbs
Lily had 20 crayons. She gave 8 crayons to her brother. How many crayons does Lily have now?
12 crayons
What is 14 - 6?
8
Who sold the most apples?
Vendor 3
7 + 6 = 13
What subtraction equation could you create using this fact family?
13-6=7 OR 13-7=6
Jennifer has 3 baseball cards. Joel has 7. How many many baseball cards do they have altogether?
10 baseball cards
Tom had 18 marbles. He lost 5 marbles while playing. How many marbles does Tom have now?
13 marbles
What is 8 + 7?
15
Milk
What numbers are found in the following fact family?
5 + 7 = 12
7 + 5 = 12
12 - 5 = 7
12 - 7 = 5
5, 7, 12
Elizabeth studied 8 minutes for her science test. She studied some more minutes for her math test. She studied 20 minutes altogether. How long did Elizabeth study for her math test?
12 minutes
Sarah had some stickers. She gave 6 stickers to her friend and now she has 12 stickers left. How many stickers did Sarah have at the beginning?
18 stickers
What is 13 - 4?
9
How many students chose reading or baking?
18
Write an equation using the following fact family numbers.
5, 9, 14
Answers vary
Vincent has learned the words to 6 songs. He learned 8 more songs at summer camp. When he got home, he forgot 5. How many songs does Vincent know now?
9 songs
Emma had 16 balloons. She gave 5 balloons to her friend and then 4 balloons to her brother. How many balloons does Emma have now?
7 balloons
What is 11 + 5?
16
How many fewer people chose oranges than apples?
5
There are 3 cats in a tree and some fell out. Now there is one cat in the tree. How many fell out?
How could you use a fact family to help you solve this equation and check your work?
Answers vary
A book has three chapters. The first chapter is 11 pages long. The second chapter is 4 pages long. The third chapter is 6 pages long. How many pages does the book have altogether?
21 pages
David had 20 cookies. He ate 6 cookies after lunch and then gave 5 cookies to his friend. How many cookies does David have now?
9 cookies
What is 16 - 9?
7
18