问题
解答题
计算:
(1)(-8)×(-7);
(2)12×(-5);
(3)(-36)×(-1);
(4)(-25)×16.
答案
(1)(-8)×(-7)=56;
(2)12×(-5)=-60;
(3)(-36)×(-1)=36;
(4)(-25)×16=-400;
计算:
(1)(-8)×(-7);
(2)12×(-5);
(3)(-36)×(-1);
(4)(-25)×16.
(1)(-8)×(-7)=56;
(2)12×(-5)=-60;
(3)(-36)×(-1)=36;
(4)(-25)×16=-400;