What is the sum of 200 and 200?
Adding 10 and 100 mentally
Flashcard
•
Mathematics
•
2nd Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
400
2.
FLASHCARD QUESTION
Front
What do you get when you add 100 to 754?
Back
854
3.
FLASHCARD QUESTION
Front
What is 246 minus 100?
Back
146
4.
FLASHCARD QUESTION
Front
What is the result of adding 600 and 300?
Back
900
5.
FLASHCARD QUESTION
Front
What is 182 plus 10?
Back
192
6.
FLASHCARD QUESTION
Front
What is the mental math strategy for adding 10 to a number?
Back
Increase the number by 10.
7.
FLASHCARD QUESTION
Front
What is the mental math strategy for adding 100 to a number?
Back
Increase the number by 100.
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