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Hiroshi is finding -15- (-18). Find his mistake and correct it. -15-(-18) = -15+ (-18) =-33

Sagot :

The expression is,

[tex]-15-(-18)[/tex]

As we know, the product of two negatives is positive,

[tex]-15-(-18)=-15+18=3[/tex]

As,

[tex]-15+18\rightarrow18-15=3[/tex]

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