Add and Subtract tens
Flashcard
•
Mathematics
•
1st Grade
•
Practice Problem
•
Hard
+4
Standards-aligned
Wayground Content
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15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
7 + 20 = ?
Back
27
Tags
CCSS.2.NBT.B.5
2.
FLASHCARD QUESTION
Front
47 + 10 = ?
Back
57
Tags
CCSS.2.NBT.B.5
3.
FLASHCARD QUESTION
Front
50 + 40 = ?
Back
90
Tags
CCSS.2.NBT.B.5
4.
FLASHCARD QUESTION
Front
4 tens + 5 tens = ?
Back
9 tens
Tags
CCSS.2.NBT.A.1B
5.
FLASHCARD QUESTION
Front
62 + 12 = ?
Back
74
Tags
CCSS.1.NBT.C.4
CCSS.2.NBT.B.5
6.
FLASHCARD QUESTION
Front
What is 10 more than 30?
Back
40
Tags
CCSS.1.NBT.C.5
7.
FLASHCARD QUESTION
Front
What is 20 less than 50?
Back
30
Tags
CCSS.1.NBT.C.5
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