(1)
When two whole numbers are each rounded to the nearest ten, the sum is 80. One of the addends is the greatest number that rounds to 30. The second addend is the least number it can be.
What is the sum of the two numbers?
(2)
Rounded to the nearest hundred, the sum of two numbers is 11,000. Each addend is the greatest number it can be. One addend has 4 digits and the other has 3 digits.
What are the numbers?
Source:
Educational media
Thursday, April 27, 2006
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1 comments:
Answer:
(1) 29 + 46 = 75
(2) 9999 and 999
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