Missing Number
Related Facts
Missing Number
Doubles Facts
Story Problem
100
11-8=
11-8= 3
100
Give me a related fact for 5+4=9
9-4=5 or 9-5=4
100
?+?= 11
Answers may vary. 10+1=11, 6+5=11, etc
100
Which doubles fact equals 4?
2+2=4
100
Billy had 8 carrots. Jill had 4 carrots. Joe had 3 carrots. How many carrots do they have altogether?
8+4+3=15 carrots
200
10-6=
10-6= 4
200
Give me a related fact for 3-2=1
2+1=3 or 1+2=3
200
4+?= 12
4+8=12
200
4+4=
4+4=8
200
JoEllen saw 16 ducks in the pond. Then 9 ducks flew away. How many ducks are still in the pond?
16-9=7 ducks
300
6+5=
6+5= 11
300
Give me a related fact for 12-6=6
6+6=12
300
? + 5= 10
5+5=10
300
?+6=12
6+6=12
300
Andrew caught 7 ants. Then he caught 5 more ants. How many ants did he catch in all?
7+5=12
400
13-? = 9
13-4=9
400
Give me a related fact for 13-3=10
10+3= 13 or 3+10=13
400
10+ 8= ?
10+8= 18
400
8+8=
8+8=16
400
Mary made 2 pancakes for breakfast. Her Mom made 5 more pancakes. How many pancakes did they have in all?
2+5=7
500
12-?= 6
12-6=6
500
Give me a related fact for 10+7=17
17-7=10 or 17-10=7
500
11+ ?= 20
11+9=20
500
What doubles fact equals 18?
9+9=18
500
Lena got 4 books from the library. Then she got 6 more from a friend. How many books does Lena have in all?
4+6=10 Books
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