2.02+8.5简算
滕艺胡32062.02*8.5 1.25+4.6+0.75简便计算 -
俟仲符17664631814 ______ 2.02*8.5 1.25+4.6+0.75=(2+0.02)*8.5 =(1.25+0.75)+4.6=2*8.5+0.02*8.5 =2+4.6=17+0.17 =6.6=17.17
滕艺胡32062.02x8.5的简便计算 -
俟仲符17664631814 ______ 2.02x8.5=1.01*(2*8.5)=1.01*17=17.17
滕艺胡32062.02*8.5的简便运算,谢谢
俟仲符17664631814 ______ 2.02*8.5=(2.02÷2)*(8.5*2)=1.01*17=17.17
滕艺胡32062.O2x8.5简便计算 -
俟仲符17664631814 ______ 2.02x8.5=2x8.5+0.02x8.5=17+0.17=17.17
滕艺胡32062.02x8.5等式计算怎么写 -
俟仲符17664631814 ______ 2.02*8.5 =(2+0.02)*8.5 =2*8.5+0.02*8.5 =17+0.17 =17.17 望采纳,谢谢
滕艺胡32062.02x8.05的简便算法是什么 -
俟仲符17664631814 ______ 2.02x8.05=(2+0.02)x(8+0.05)=2x8+2x0.05+0.02x8+0.02x0.05=16+0.1+0.16+0.001=16.261
滕艺胡32062.02*8.5简便计算 56*1.25 0.8*0.25*0.4*12.5 -
俟仲符17664631814 ______ 2.02*8.5=(2+0.02)*8.5=2*8.5+0.02*8.5=18+0.17=17.1756*1.25 =7*(8*1.25)=7*10=700.8*0.25*0.4*12.5=(0.8*12.5)*(0.25*0.4)=10*0.1=1
滕艺胡32062.02乘8.5的简便运算 -
俟仲符17664631814 ______ 2.02x8.5=(2+0.02)x8.5=2x8.5+0.02x8.5=17+0.17=17.17请采纳,谢谢
滕艺胡3206计算下面各题,你认为怎样简便就怎么算. 2.02X8.5 1.2 -
俟仲符17664631814 ______ 2.02X8.5 =2*8.5+0.02*8.5=17+0.17=17.171.25+4.6+0.75=(1.25+0.75)+4.6=2+4.6=6.61.6X7.5x1.25 =(0.2*7.5)*(8*1.25)=1.5*10=1556X1.25=7*(8*1.25)=7*10=703.4x7X1.5 =(3.4*1.5)*7=5.1*7=35.7 0.8X0.25X0.4X12.5=(0.25*0.4)*(0.8*12.5)=0.1*10=1
滕艺胡32062.02乘8.5简便计算 -
俟仲符17664631814 ______ 2.02x8.5=17.17