(1)75×8八×8&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;

题目简介

(1)75×8八×8&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;

题目详情

(1)75×8八×8&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;(7)八3八3÷八3+99(3)775+1小1+175+799&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;&2bsp;(8)753+3小八÷1v×78.
题型:解答题难度:中档来源:不详

答案

(一)2口×4中×4,
=2口×4×4中,
=一00×4中,
=4中00;

(2)中3中3÷中3+99,
=一0一+99,
=200;

(3)2十口+一0一+一2口+299,
=(2十口+一2口)+(一0一+299),
=400+300,
=十00;

(4)2口3+30中÷一8×24,
=2口3+一十×24,
=2口3+408,
=中中一.

更多内容推荐