(3.15+2.17+5.61)*(2.17+5.61+6.6)—(3.15+2.17+5.61+6.6)*(2.17+
(3.15+2.17+5.61)*(2.17+5.61+6.6)—(3.15+2.17+5.61+6.6)*(2.17+
(3.15+2.17+5.61)×(2.17+5.61+6.6)-(3.15+2.17+
2.17
简便方法计算题:(2.17+5.49+3.81)*(5.49+2.17+9.2)-(3.81+2.17+5.49+9.2
15.73-(2.17+0.73)这道题的简算,
2.17乘个小数,以知积是个四位小数,那么这个小数一定是()位小数
3.44+7.61-2.17 35.9+(4.24-1.78) 0.96-0.28+0.04 6.
今天(2.17)掌阅iReader书虫大作战的答案是什么呀
简算 15.73+4.27-2.17-1.83
简便运算 15.73-2.17-1.83+4.27 8分之5*(5分之2+3分之1)÷3分之2
用计算器计算下列各式的值 204.7×(-3.6) -2.17² (-26.7×5+180)×5²
男人1979,2.17女1984年11.21