Posts by Math Teacher
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Multiplication of integers
How do you solve short problems with the multiplication of integers? Here you can learn the rules for multiplying integers, as well as many examples with solutions. In general, the […]
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Divisibility rule of 9
On this page, you can read information and examples about the divisibility rule of the 9 sign, as well as examples showing how this rule is used. Divisibility by 9 […]