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    • How to Make a Number Line for the Classroom

      How to Make a Number Line for the Classroom

      HowStuffWorks via Yahoo Style Singapore· 2 months ago

      A number line is a pictorial representation of real numbers. It is most commonly used in elementary math classes to help students compare numbers and...

    • What Is a Perfect Square?

      What Is a Perfect Square?

      HowStuffWorks via Yahoo News Singapore· 8 months ago

      A perfect square is a number you get by multiplying another number by itself. HowStuffWorks You know what a square is: It's a shape with four equal...