Negative numbers (Edexcel GCSE Maths): Flashcards

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Negative numbers
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Definition of negative numbers

Numbers less than zero

Position of negative numbers on number line

To the left of zero

Is zero positive or negative?

Neither positive nor negative

Simplify sign: ++ -

-

Simplify sign: - -

++

Effect of adding a negative number

Answer is lower

Effect of subtracting a negative number

Answer is higher

Same signs in multiplication/division

Positive answer

Different signs in multiplication/division

Negative answer

Simplify: 12+(3)12 + (-3)

123=912 - 3 = 9

Simplify: 5(9)5 - (-9)

5+9=145 + 9 = 14

Direction on number line for smaller numbers

Left

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