3.3×0.3= 5.6÷0.7= 0.125×8= x-0.5x=
10×1.8= 0÷6.5= 9x+3x= 15÷0.15=
21×0.3= 7.2÷0.01= 1.4+7.6= 2.5-2.5÷5=
4.96÷0.44.96 0.39990.3939……
8.92×108.92÷0.1 0.29×0.990.29
看图写出等量关系式:
列方程为: