Addition and Subtraction within 20

Flashcard
•
Mathematics
•
KG - 3rd Grade
•
Hard
+9
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the result of adding two numbers together?
Back
The result of adding two numbers together is called the sum.
Tags
CCSS.6.EE.A.1
2.
FLASHCARD QUESTION
Front
What is the result of subtracting one number from another?
Back
The result of subtracting one number from another is called the difference.
Tags
CCSS.7.NS.A.1C
3.
FLASHCARD QUESTION
Front
If 8 + ? = 16, what is the missing number?
Back
The missing number is 8.
Tags
CCSS.1.OA.A.1
4.
FLASHCARD QUESTION
Front
What is the sum of 9 and 7?
Back
The sum of 9 and 7 is 16.
Tags
CCSS.1.OA.A.1
5.
FLASHCARD QUESTION
Front
What is 1 + 2?
Back
1 + 2 equals 3.
Tags
CCSS.1.OA.C.6
CCSS.2.OA.B.2
6.
FLASHCARD QUESTION
Front
What is the sum of 14 and 14?
Back
The sum of 14 and 14 is 28.
Tags
CCSS.1.NBT.C.4
CCSS.2.NBT.B.5
7.
FLASHCARD QUESTION
Front
If 18 - ? = 16, what is the missing number?
Back
The missing number is 2.
Tags
CCSS.2.OA.A.1
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