0.125,1.25,0.375,0.5
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/22 06:38:58
(1.25—0.125)x8=1.25×8-0.125×8=10-1=9
0.125*16+12.5*16-1.25*16=2+200-20=182
乘法分配律简算(12.5+1.25+0.125)x8=12.5x8+1.25x8+0.125x8=100+10+1=111
(1.25-0.125)×8=1.25×8-0.125×8=10-1=9
0.125+(0.37+2.63)
=265*(-1.25)+(-1.25)*135+1.25*398=1.25*(398-265-135)=1.25*(-2)=-2.5
1.25*6.17+0.125*18.3=1.25*6.17+1.25*1.83=1.25*(6.17+1.83)=1.25*8=10再问:1.25*6.17+0.125*18.3=1.25*6.17
0.125+0.37+2.63=0.125+(0.37+2.63)=0.125+3=3.125
99*7.56+7.56=7.56*(99+1)=7.56*100=7562.5*3.2*1.25=2.5*4*0.8*1.25=10*1=10【0.125+1.25+12.5】*8=0.125*8+
=1.25x8-0.125x8,=10-1,=9
77.5×0.125+0.25×1.25=77.5×0.125+2.5×0.125=0.125×(77.5+2.5)=0.125×80=0.125×8×10=1×10=10
1.25x6.17+0.125x18.3=0.125x61.7+0.125x18.3=0.125x(61.7+18.3)=0.125x80=10.
8×【1.25+12.5-0.125】=8×1.25+8×12.5-8×0.125=10+100-1=109
(125+0.125+1.25)*8=125*8+0.125*8+1.25*8=1000+1+10=1011
0.125-0.5×4=0.125-2=-1.8750.8×1×4.8=3.84(20.8-20)÷2.5×40=0.8×40÷2.5=32÷2.5=12.86.3×(1.73+1.8+6.47)=6
1.82×1.25+0.18×0.125=1.82×1.25+0.018×1.25=1.25×(1.82+0.018)=1.25×1.838=1.25×8×0.22975=2.2975
125再问:这就是我所在的班级再答:什么再问:125班!再问:德玛西亚!!
0.125*8=1.25*0.8=12.5*0.08