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addition and subtraction problems up to 20
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If you have 7 apples and you get 8 more, how many apples do you have?
15
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Okay!
You have 12 stickers and your friend gives you 5 more. How many stickers do you have in total?
17
Oops!
Okay!
What is 10-4?
6
Oops!
Okay!
what is 18-5?
13
Oops!
Okay!
You start with 19 marbles and lose 8 of them. How many marbles do you have left?
11
Oops!
Okay!
Add 3 + 7 + 4
14
Oops!
Okay!
What is 15 - 7?
8
Oops!
Okay!
What is 10 + 4?
14
Oops!
Okay!
What is 20-9=?
11
Oops!
Okay!
What is 16 - 4?
12
Oops!
Okay!
What is 8 + 5?
13
Oops!
Okay!
What is 9+6?
15
Oops!
Okay!
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