(-191919×9898+989898×1919)÷(-0.5+3.14)=
问题描述:
(-191919×9898+989898×1919)÷(-0.5+3.14)=
答
-191919*9898+989898*1919)/(-0.5+3.14)
=(-19*10101*98*101+98*10101*19*101)/(-0.5+3.14)
=0/(-0.5+3.14)
=0