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27-07-2017
Mathematics

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What's four minus (-2)

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Amphitrite1040 Amphitrite1040

27-07-2017

4 - (-2) = +6

Because [tex]Four [/tex]became a negative

remember (neg = negative ; pos = positive)

[tex]neg. + neg. = pos. [/tex]
[tex]pos. + pos. = pos.[/tex]
[tex]neg. + pos = neg.[/tex]
[tex]pos. + neg. =neg.[/tex]

Negatives goes on the [tex]LEFT [/tex]side of the number-line
Positives goes on the [tex]RIGHT [/tex]side of the number-line

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