Subtraction within 20
Flashcard
•
Mathematics
•
2nd Grade
•
Practice Problem
•
Hard
+5
Standards-aligned
Wayground Content
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16 questions
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1.
FLASHCARD QUESTION
Front
What is subtraction?
Back
Subtraction is a mathematical operation that represents the process of removing objects from a collection. It is the inverse of addition.
2.
FLASHCARD QUESTION
Front
What is the result of subtracting a number from itself?
Back
The result of subtracting a number from itself is always 0.
Tags
CCSS.1.OA.B.3
3.
FLASHCARD QUESTION
Front
What is the term for the number being subtracted in a subtraction problem?
Back
The term for the number being subtracted is called the 'subtrahend.'
Tags
CCSS.5.NBT.B.7
4.
FLASHCARD QUESTION
Front
What is the term for the number from which another number is subtracted?
Back
The term for the number from which another number is subtracted is called the 'minuend.'
5.
FLASHCARD QUESTION
Front
What is the result of the subtraction operation called?
Back
The result of the subtraction operation is called the 'difference.'
6.
FLASHCARD QUESTION
Front
Calculate: 10 - 8 = ?
Back
2
Tags
CCSS.1.OA.C.6
7.
FLASHCARD QUESTION
Front
Calculate: 18 - 8 = ?
Back
10
Tags
CCSS.2.OA.A.1
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