• Tuition Singapore Secondary Math Tuition – Number System

    Tuition Singapore Secondary Math Tuition – Number System

    1. Real numbers consists of both rational and irrational numbers.

    2. Irrational numbers are numbers that cannot be expressed as exact fractions.
    Example: rt2, rt3, pi………

    3. Rational numbers are numbers that can be expressed in the form a/b, where a and b are integers
    and b cannot = 0. Rational numbers include all integers and fractions.
    Examples of rational numbers are 1, — 1 /3, 0,  1, 2, 2 1/3 ……..

    4. The set of integers consists of …, —3, —2, —1, 0, 1, 2, …

    5. The set of whole numbers consists of 0, 1, 2, 3, …

    6. The set of natural numbers (or positive integers) consists of 1, 2, 3, …

    7. The set of negative integers consists of .., —3, —2 and —1.

    Please contact Mr Ong @ 9863 9633 or Angie @ 96790479 if you need help in Secondary Math Tuition

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