Find the unknown number: __ + 11 = 19
Find the Missing Number
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Mathematics
•
2nd Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
8
2.
FLASHCARD QUESTION
Front
Find the unknown number: __ + 11 = 23
Back
12
3.
FLASHCARD QUESTION
Front
Find the unknown number: 19 + __ = 23
Back
4
4.
FLASHCARD QUESTION
Front
What missing number will make the equation true? 15 − 4 = ____ + 9
Back
2
5.
FLASHCARD QUESTION
Front
What missing number will make the equation true? 10 − 4 = ____ + 2
Back
4
6.
FLASHCARD QUESTION
Front
What is the term for a number that makes an equation true?
Back
Missing Number
7.
FLASHCARD QUESTION
Front
What is addition?
Back
Combining two or more numbers to get a total.
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