15.25×0.125×0.75×128
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15.25×0.125×0.75×12815.25×0.125×0.75×12815.25×0.125×0.75×128原式=15.25×4×0.125×8×0.75×4=61×1×3=183把128
15.25×0.125×0.75×128
15.25×0.125×0.75×128
15.25×0.125×0.75×128
原式=15.25×4×0.125×8×0.75×4=61×1×3=183
把128分解成4×4×8就可以.注意看见有125的（不管小数点在哪）一般要凑个8来乘,见到有0.25或0.75的,要凑个4来乘.
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15.25×0.125×0.75×128
15.25-3.1+0.75-4.9简便运算
15.25-3.1+0.75-4.9 怎样简便计算
3.125/{8*(0.75+0.25)+0.125}
128*(0.5+0.25+0.125)的简算巧算方法?
0.25-3.25+0.75+0.125+0.875 要简算
128*0.125*0.25/4怎样用简便方法算?
0.75+(-2 3/4)+(0.125)+(-12 5/7)+(-4
(0.25+0.125)/(0.75*0.4)（是要简便运算的）
/-0.25/+(-3又4/3)-(-0.75)+/0.125/+7/8
|-0.75|+(+3又1/4)-(-0.125)-|-0.25|+(+5/8)
将0.75,0.25,0.125,0.375,0.625,0.875化成最简分数
0.75-(2.75-0.125)+(十二又七分之五-4.125)
1.25*0.75+0.125+12.5*0.003的简便计算
0.125+(负0.75）+0.375+（负2.25）
(-5)x(-0.75)-(-5)x0.125+(-5)x(-0.125)计算
8.计算:（一0.125）＋（一0.75）＋（一0.75）＋0.125＋1,要过程
计算题：|-0.75|+(+3又1/4)-9-(-0.125)+(-5/8)-|-0.125|