1.8×0.25
0.25×1.8+3.9(简算0.25×1.8+3.9=0.3*(0.25*6+1.3)=0.3*(1.5+1.3)=0.3*2.8=0.3*(3-0.2)=0.9-0.06=0.84
5.8*四分之一-1.8*0.255.8*四分之一-1.8*0.25=0.25*(5.8-1.8)=0.25*4=15.8×4分之1-1.8×0.25=5.8×0.25-1.8×0.25=(5.8-1.8)×0.25=4×0.25=1
1.8/0.25巧算1.8/0.25=(1.8×4)÷(0.25×4)=7.2÷1=7.2原式=1.8×4=7.21.8/0.25=1.8÷(1/4)=1.8×4=7.2
1.8/0.25求巧算急1.8/0.25=(1.8x4)/(0.25x4)=7.2/1=7.21.8/0.25=1.8/(1/4)=1.8*4=7.21.8/0.25=1.8×4=7.2
简便计算:0.25×3.2-0.25+1.8×25%原式=0.25×(3.2+1.8-1)=0.25×4=10.25×(3.2-1+1.8)=10.25×3.2-0.25+1.8×0.250.25(3.2-1+1.8)0.25*410.00
3.75+0.25*1.8简便计算3.75+0.25*1.8=3.7+0.25*0.2+.025*1.8=3.7+0.25*(0.2+1.8)=3.7+0.25*2=4.2
0.75/0.25*1.8简便运算?这还要简便运算吗0.75/0.25=33*1.8=5.4
0.25X3.2-0.25+1.8X25%简算0.25X3.2-0.25+1.8X25%简算把各个数都转换成分母为100的分数能简算0.25X3.2-0.25+1.8X25%=0.25x(3.2-1+1.8)=0.25x4=1如果满意,记得
1.8÷0.25+2.2×0.25简便算法求求你(2-0.2)/0.25+(2+0.2)*0.25=(2-0.2)*4+(2+0.2)/4=2x4-0.2x4+2/4+0.2/4=8-0.8+0.5+0.05=8-0.25=7.75
(1.8加1.8加1.8加1.8)乘0.25怎么简便计算
1.8除以0.25怎么简便计算急!1.8/0.25=1.8/(1/4)=1.8*4=7.2相当于1.8\(1/4)=1.8*4=7.21.8*4=2*4-0.2*4=8-0.8=7.21.8/0.25=1.8*4=1*4+0.8*4=7.2
1.8除以0.25怎么巧算1.8÷0.25=(1.8×4)÷(0.25×4)=7.2÷1=7.2
18.8/[(1.8+0.7)/0.25]简便计算18.8/[(1.8+0.7)/0.25]=18.8/(2.5/0.25)=18.8/10=1.88
0.25*1.8*4的简便方法0.25*1.8*4=0.25*4*1.8=1*1.8=1.8
1.8/0.25的竖式的方法1.8÷0.25=7.2它的竖式,首先要将除数变成没有小数点的形式,即将被除数与除数同时扩大100倍,即计算 180÷25=7.2
1.8÷0.25验算并列竖式1.8÷0.25=7.27.2______25)180175_______5050_______0
3.4/12.5/0.8.25*1.8+0.25*820简便算法?
0.75÷0.25×1.8怎样用简便方法计算心算5.4
1.8除以0.25这道题可以简算吗,用递等式1.8÷0.25=1.8×4=7.2二十年教学经验,专业值得信赖!如果你认可我的回答,敬请及时采纳,在右上角点击“评价”,然后就可以选择“满意,问题已经完美解决”了。∏除数和被除数都乘以4这题设递
1.25*2.3*0.82.4*1.8*7.6*1.83.2*0.25*432*0.125*2.5求简算,1.25*2.3*0.8=2.3注:1.25=5/4,0.8=4/52.4*1.8*7.6*1.8=59.0976注:简算方法3.2*