36.5*0.26+3.65+7.4简便运算 85*10.1*8.5简便运算

36.5*0.26+3.65+7.4简便运算 85*10.1*8.5简便运算
36.5*0.26+3.65+7.4简便运算 85*10.1*8.5简便运算

36.5*0.26+3.65+7.4简便运算 85*10.1*8.5简便运算
36.5×0.26+3.65×7.4
=36.5×0.26+36.5×0.74
=36.5×(0.26+0.74)
=36.5×1
=36.5
85×10.1-8.5
=8.5×101-8.5
=8.5×(101-1)
=8.5×100
=8500
明白请采纳,
有新问题请求助,