试题 试卷
题型:单选题 题类:常考题 难易度:容易
整数和小数及运算8553 10
3×0.4= 5÷0.1= 1-0.44= 9÷0.3=
1÷0.01= 1.25×0.08= 6x-x= x-0.7x=
a-0.4a= 3a×a= 6a2-4a2= 10x-x+1.8x=
试题篮