Teens
Can You Count Back?
Doubles
Word Problems
#FactFam + Missing Parts
100
12-4
8
100
19-1
18
100
14-7
7
100
There are 12 muffins. The Bailey family eats 5 of them. How many muffins are left? Use the number line to help you subtract.
7 muffins
100
Tell me one of the subtraction number sentences that you can make using this fact family.
13-4=9
13-9=4
200
18-8
10
200
17-4
13
200
18-9
9
200
There are 16 bats in the zoo. 8 are sleeping. How many bats are awake?
8 bats
200
Find the missing part:
10 + _________ = 15
5
300
14-10
4
300
20-3
17
300
Jill checked out 12 books from the library. She read 6 of the books. How many books did she not read?
6 books
300
Nemaia has 6 shoes and some socks. He has 14 shoes and socks in all. How many socks does he have?
6 + ____ = 14
8 socks
300
Mandy is thinking of a number. When she adds 6 to the number, she gets 10. What is her number?
6 + __________ = 10
4
400
18-7
11
400
13-5
8
400
20-10
10
400
Michael starts counting backwards from 19. He says, “19, 18, 17, 16.” What is the number sentence he was trying to solve?
19-3=16
400
Which subtraction fact is NOT related to 5 + 6 = 11?
A. 11 – 5 = 6
B. 11 – 6 =5
C. 6 – 11 = 5
C
500
15-6
9
500
17-5
12
500
Bill listened to 14 songs. He likes 7 of them. How many songs did Bill NOT like?
7
500
Fred solved 13 problems all together. He got 4 incorrect. How many problems did Fred get correct? Write a number sentence to solve.
13-4=9
500
True or False?
These two number sentences are in the same fact family.
9 + 9 = 18
18 – 9 = 9
True