• 2021 December(E23) Math Question 46

    Number Types & Properties

    - Rational & Irrational Numbers and Integers

    Absolute value, Adding, subtracting, multiplying and dividing positive and negative numbers
    Choice F

    It is given that

    ABC−DEF>100ABC-DEF>100

    Plug in random 3-digit whole numbers (e.g. 543 and 400) which fulfil the condition, we can see that

    ∣A−D∣≥1|A-D|\geq 1

    Skills you are tested for:

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