Ответ:
а) -2,5×(-37)×4=2,4×37×4=370
б) 5/9×(-6,75)+5/9×0,75=5/9×(-27/4)+5/9×3/4= -10/3
в)-2,69×(-3,1)+0,69×(3,7-6,8)=8,339+0,69×(-3,1)=8,339-2,139=6,2
г) -1001×256= -256256
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Answers & Comments
Ответ:
а) -2,5×(-37)×4=2,4×37×4=370
б) 5/9×(-6,75)+5/9×0,75=5/9×(-27/4)+5/9×3/4= -10/3
в)-2,69×(-3,1)+0,69×(3,7-6,8)=8,339+0,69×(-3,1)=8,339-2,139=6,2
г) -1001×256= -256256