题目内容
计算:
(1)(2+3.15+5.87)×(3.15+5.87+7.23)-(2+3.15+5.87+7.32)×(3.15+5.87);
(2)(1+0.34+0.45)×(0.34+0.45+0.56)-(1+0.34+0.45+0.56)×(0.34+0.45).
答案:14.46;0.56
解析:
解析:
(1)14.46
(2)0.56
练习册系列答案
相关题目
题目内容
计算:
(1)(2+3.15+5.87)×(3.15+5.87+7.23)-(2+3.15+5.87+7.32)×(3.15+5.87);
(2)(1+0.34+0.45)×(0.34+0.45+0.56)-(1+0.34+0.45+0.56)×(0.34+0.45).
(1)14.46
(2)0.56