用简便方法计算:-3.14×35.2+6.28×(-23.3)-1.57×36.4=______.
3个回答
=-1.57×2×35.2-1.57×4×233-1.57×36.4
=-1.57×(70.4+932+36.4)
=-1.57×1038.8
=-1630.916
相关问题
用简便方法计算:-3.14×35.2+6.28×(-23.3)-1.57×36.4=______.
用简便方法计算:-3.14×35.2+6.28×(-23.3)-1.57×36.4=______.
用简便方法计算:-3.14×35.2+6.28×(-23.3)-1.57×36.4=______.
用简便方法计算:-3.14×35.2+6.28×(-23.3)-1.57×36.4=______.
用简便方法计算:-3.14×35.2+6.28×(-23.3)-1.57×36.4=______.
-3.14×35.2+6.28×(-23.3)-1.57×36.4如何计算
-3.14×35.2+6.28×(-23.3)-1.57×36.4
计算:-3.14×35.2+6.28×(-23.2)-1.57×36.8.
6.28×(-23.3)-3.14×35.2-1.57×36.4这题怎样简便运算?
用简便方法计算:57.6×1.6+28.8×36.8-14.4×80.