7 + 20 = ?
Add and Subtract tens
Flashcard
•
Mathematics
•
1st Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
27
2.
FLASHCARD QUESTION
Front
47 + 10 = ?
Back
57
3.
FLASHCARD QUESTION
Front
50 + 40 = ?
Back
90
4.
FLASHCARD QUESTION
Front
4 tens + 5 tens = ?
Back
9 tens
5.
FLASHCARD QUESTION
Front
62 + 12 = ?
Back
74
6.
FLASHCARD QUESTION
Front
What is 10 more than 30?
Back
40
7.
FLASHCARD QUESTION
Front
What is 20 less than 50?
Back
30
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