Ответ:
1) 8,4*(–2,5)=-21
2) (–4 3/4) * (–7 4/21)=(-19/4)*(-151/21)=2869/84=34 13/84
4) –10,24 :(–0,64)=16
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Answers & Comments
Ответ:
1) 8,4*(–2,5)=-21
2) (–4 3/4) * (–7 4/21)=(-19/4)*(-151/21)=2869/84=34 13/84
4) –10,24 :(–0,64)=16