Question

What should we do to solve the Follownig :-15-(+15)​

Answer 1

minus×plus=plus

(-)×(+)= -

so, 15-(+15)

= 15-15

= 0

Answer 2

15-(+15)

{minus(-) into(×) plus(+) gives(=) minus(-)}

15-(+15)

15 - 15

=0

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