5.66*10+3.34*10+10=?(简便计算)
问题描述:
5.66*10+3.34*10+10=?(简便计算)
答
=(5.66+3.34+1)*10
=10*10
=100
5.66*10+3.34*10+10=?(简便计算)
=(5.66+3.34+1)*10
=10*10
=100