Question

3.65乘四点七减36点五乘零点三七的简便计算

3.65乘四点七减36点五乘零点三七的简便计算

Answer 1

把3.65*4.7-36.5*0.37转换成36.5*0.47-36.5*0.37,然后就能简化成36.5*(0.47-0.37),即是36.5*0.1=3.65.

Answer 2

3.65×4.7-3×6.5×3.7
=3.65x4.7-3.65x3.7
=3.65x(4.7-3.7)
=3.65x1
=3.65