Question

3-5 + 312 - 1) + 4 + 2 =
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Answer 1

3−5+312−1+4+2

=315

Explicación paso a paso:

3−5+312−1+4+2

=−2+312−1+4+2

=310−1+4+2

=309+4+2

=313+2

=315

Answer 2

$3 - 5 + 312 - 1 + 4 + 2 = \\ - 2 + 312 - 1 + 4 + 2 \\ 310 - 1 + 4 + 2 \\ 309 + 4 + 2 \\ 313 + 2 \\ = \bf315$