Question

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Answer 1

Step-by-step explanation:

19) −534)(−72)

=38448 POSITIVE

20) −2435(Decimal: -48.6) NEGATIVE

21) −285−629

=−285−629

=−285+−629

=−914 NEGATIVE

22)−455+801

=−455+801

=346 POSITIVE

23)(62)(−1014)

=−62868 NEGATIVE

24) −298−(−298)

=−298−(−298)

=−298+298

=0 ZERO