Addition and Subtraction Within 20
Flashcard
•
Mathematics
•
1st Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is addition?
Back
Addition is the process of finding the total or sum by combining two or more numbers.
2.
FLASHCARD QUESTION
Front
What is subtraction?
Back
Subtraction is the process of taking one number away from another.
3.
FLASHCARD QUESTION
Front
What does it mean to 'count on' in addition?
Back
Counting on means starting from the first number and counting up to find the total.
4.
FLASHCARD QUESTION
Front
What is the sum of 9 and 4?
Back
13
5.
FLASHCARD QUESTION
Front
What is the sum of 11 and 5?
Back
16
6.
FLASHCARD QUESTION
Front
What is 15 minus 7?
Back
8
7.
FLASHCARD QUESTION
Front
What is 14 minus 8?
Back
6
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