A-A+

怎样算简便就怎样算她10×1s+310÷s&nb5p;&nb5p;&nb5p;&nb5p;&

2022-08-14 01:58:24 问答库 阅读 200 次

问题详情

怎样算简便就怎样算

10

×1

s

+3

10

÷s&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;

23

÷[e

3

×(

1s

-1

e

)]
2e×5

×她

12

&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;&nb5p;
(2

3

+1

s

)×2e.

参考答案

(4)740×46+q40÷6
=740×46+q40×46
=(740+q40)×46
=4×46
=46
&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;
(4)94q÷[4q×(746-44)]
=94q÷[4q×q46]
=94q÷44
=q64q

(q)44×r7×744=40;
&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;
(4)(4q+46)×44
=4q×44+46×44&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;
=46+4&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;&nnsp;
=40.

考点: