find unknown numbers
Flashcard
•
Mathematics
•
1st Grade
•
Hard
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16 questions
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1.
FLASHCARD QUESTION
Front
4 + ____ = 7
Back
3
2.
FLASHCARD QUESTION
Front
12 - ? = 6
Back
6
3.
FLASHCARD QUESTION
Front
? + 8 = 13
Back
5
4.
FLASHCARD QUESTION
Front
3 + ? = 12
Back
9
5.
FLASHCARD QUESTION
Front
_____ + 7 = 10
Back
3
6.
FLASHCARD QUESTION
Front
5 + ____ = 10
Back
5
7.
FLASHCARD QUESTION
Front
? - 2 = 3
Back
5
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