1994+199.4+19.94+1.994
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1994+199.4+19.94+1.9941994+199.4+19.94+1.9941994+199.4+19.94+1.994=2000-6+200-0.6+20-0.06+2-0.006=22
1994+199.4+19.94+1.994
1994+199.4+19.94+1.994
1994+199.4+19.94+1.994
=2000-6+200-0.6+20-0.06+2-0.006
=2222-6.666
=2215.334
计算器
1994+199.4+19.94+1.994
=1.994(1000+100+10+1)
=1.994×1111
=2215.334
如果帮到你,请记得采纳,O(∩_∩)O谢谢
2215.334计算机算的,应该不会错
1994+199.4+19.94+1.994
巧算:1994+199.4+19.94+1.994
1.1994+199.4+19.94+1.994
1994+199.4+19.94+1.994=?199999+19999+1999+199+19=?如何简便运算?写出主要运算过程
简便运算:27×46÷79÷46×79÷27 19961997×19971996-19961996×19971997 1994﹢199.4﹢19.94﹢1.9949.1﹢9.2﹢9.3﹢9.4﹢……﹢10.7﹢10.8﹢10.9 89﹢899﹢8999﹢89999﹢899999 急要
简算1.995×1995000+19.94×199400-199.5×19940-1994×1993
20.07*1994-19.93*2007 怎么简便?必须简便是20.07*1994-19.93*2007 不是2007*19.94-19.93*2007!也没有原式!
199.4×19.93-199.3×19.
1.111111*999999=2.7.5*43+19*2.5=3.1994+199.4+19.94+1.994=4.100+99+98-97-96-95+…+10+9+8-7-6-5+4+3+2-1=5.53*46+71*54+82*54=都答上过程来的、给优秀.
19.94+99.7×99.8
两道脱式计算,2392.8+199.4*20%-199.4*2.2,结果1994,[(2/7)]+[(2/5)*(4/35)-(19/15)/57]*(63/8)结果是五又四十分之二十三(小括号里面都是分数)求过程对不起2楼的对不起,[(2/7)]+[(2/5)*(35/4)-(15/19)/57]*(8/63)前面分母
199.4*19.3-199.3*19.93巧算
20.06×1995-19.94×2006
19.94+99.7×99.8 help me
199.4*19.93-199.3*19.92的简便计算
简便计算:20.06×1995-19.94×2006
20.11乘1995减19.94乘2011
199.4乘19.93-199.3乘19.92 递等式199.4乘19.93-199.3乘19.92递等式