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0.8x0.8 0.26简便算法

怎样简便就怎样算.0.8x0.8x请问后面是多了一个×吗?答案:0.8×0.8 = 0.64

0.8x0.25+0.8 简便计算 求学霸。回答:=0.8x(0.25+1) =0.8x1.25 =1

0.8x1.9 0.8x0.6简便算法图

0.8x0.25x0.4x12.5的简便方法-百度经验25x0.4x12.5=0.8x12.5x0.4x0.25=10x0.4x0.25=0.25x0.4x10=0.1x10=1 注意事项 交换法:让更加容易计算的数字优先计算

0.8 0.8x2 0.8x3 0.8x100的简便算法如果链接是加号则是:0.8*(1+2+3++100) =0.8 * (1+100)*(100-1+1)/2 =5050*0.8 = 4040;

0.8x0.65x102的简便算法=0.8x0.65x100+0.8x0.65x2 =0.8x5x0.13x100+0.8x5x0.13x2 =4x0.13x100+4x0.13x2 =52+1.04 =53.04

0.8×0.25×0.4×12.5的简便方法-百度经验x B x D= E x F= G 注意事项 注意0.8×0.25×0.4×12.5的简便方法 注意如何进行巧算

0.8x0.25 x0.4 x12.5简便运算,55分之前!0.8x0.25 x0.4 x12.5=(0.8x0.25) x(0.4 x12.5)=0.2x0.05=0.01

0.8x0.25x0.4x1.25怎么简便计算0.8×0.25×0.4×1.25=(0.8×1.25)×(0.25×0.4)=1×0.1=0.1

0.8X0.25X0.4X12.5用简便计算怎么写(0.8x12.5)x(O.25xO.4)=10x0.1=1

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