Add and Subtract tens
Flashcard
•
Mathematics
•
1st Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Wayground Content
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16 questions
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1.
FLASHCARD QUESTION
Front
47 + 10 =
Back
57
Tags
CCSS.2.NBT.B.5
2.
FLASHCARD QUESTION
Front
89 + 10 =
Back
99
Tags
CCSS.1.NBT.C.5
3.
FLASHCARD QUESTION
Front
80 - 10 =
Back
70
Tags
CCSS.1.NBT.C.5
4.
FLASHCARD QUESTION
Front
77 + 10 =
Back
87
Tags
CCSS.2.NBT.B.5
5.
FLASHCARD QUESTION
Front
7 + 20 =
Back
27
Tags
CCSS.2.NBT.B.5
6.
FLASHCARD QUESTION
Front
What is adding ten?
Back
When you add ten to a number, you increase it by ten. For example, 5 + 10 = 15.
Tags
CCSS.1.OA.C.6
CCSS.2.OA.B.2
7.
FLASHCARD QUESTION
Front
What is subtracting ten?
Back
When you subtract ten from a number, you decrease it by ten. For example, 15 - 10 = 5.
Tags
CCSS.1.NBT.C.5
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