Subtraction
Missing Number
Random
100

I am made up of 3 tens and 6 ones.

36

100

Delber had 9 books and he lent 3 to Didier. How many books does Delber have left?

6

100

I am 3 plus 7 plus 3.

13

100

13+ ? =23

10

100

I have no edges and I roll.

Sphere/Circle

200

I am 16 plus 9 and I am equal to a quarter.

25

200

Aranza had 14 stickers and then gave Jhade some. Now Aranza has 7 left. How many stickers did she give to Jhade?

7

200

13+7+4=

24

200

? +4=17

13

200

You see 8 coyotes in the woods. 4 more join them. How many coyotes are there in total?

12 coyotes

300

I am 23 + 8

31

300

Josefina had some new markers. She lent 5 of them to Erika and now only has 14. How many did she have to start with?

19

300

I am 4+5+6

15

300

18- ? =6

6

300
Where is the mistake? 25, 30, 35, 42, 45, 50, 55, 60

Instead of 42, it should be 40 because they are counting by 5's.

400

I am made up of 1 hundred, 2 tens, and 7 ones.

127

400

22-12=

10

400

24+5+9=

38

400

20, 30, 40, ? , 60, 70, 80

50

400

There are 100 dogs. 96 of them have a name and ____ do not. How many dogs don't have names?

4

500

I am 26 + 14

40

500

There are 100 fish in the fish tank. 25 like to play while the rest like to sleep. How many fish like to sleep?

75

500

125+25+25=

175

500

4, 8, 12, ?, 20, 24

16

500

There are 19 students in your class. 2 more students join the class. How many students are there in total?

21 students