Math topics
Math a-z
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German
Math topics
Math a-z
News
German
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Rational numbers
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The arithmetic house has a cellar,
a first floor and a roof.
Two numbers are on the first floor.
In the roof is the sum of these two numbers,
in the cellar their difference.
Determine the missing numbers.
Pay attention to the signs and arithmetic operations.
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check
to check your answer.
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