Add and Subtract Within 20
Flashcard
•
Mathematics
•
1st Grade
•
Hard
+2
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is 13 + 7?
Back
20
Tags
CCSS.1.OA.C.6
CCSS.2.OA.B.2
2.
FLASHCARD QUESTION
Front
What is 9 - 5?
Back
4
Tags
CCSS.1.OA.C.6
3.
FLASHCARD QUESTION
Front
What is 19 - 4?
Back
15
Tags
CCSS.1.OA.C.6
4.
FLASHCARD QUESTION
Front
What is 20 - 7?
Back
13
Tags
CCSS.1.OA.C.6
5.
FLASHCARD QUESTION
Front
What is 18 + 2?
Back
20
Tags
CCSS.1.OA.C.6
CCSS.2.OA.B.2
6.
FLASHCARD QUESTION
Front
What does addition mean?
Back
Addition is the process of finding the total or sum by combining two or more numbers.
7.
FLASHCARD QUESTION
Front
What does subtraction mean?
Back
Subtraction is the process of finding the difference between two numbers by taking one number away from another.
Tags
CCSS.2.OA.A.1
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