问题 解答题 直接写出得数3.14×4=0.5×0.5=______×34=310 59=25:______0.6:0.36=45:______50.24÷3.14=40×20%=25×0.25×20=65×2.5=6.4×0.1= 答案 3.14×4=12.56;0.5×0.5=0.25;25×34=310; 59=25:45;0.6:0.36=45:0.48;50.24÷3.14=16;40×20%=8;25×0.25×20=125;65×2.5=3;6.4×0.1=0.64.