1-0.74= = 0.01÷0.4= 8÷1.5÷2=
0.23= 7÷7%= = =
0.4÷0.2= 1÷= 406﹣299= a﹣a×0=
+= 3﹣= ×= ÷=
+= -= ÷51= ×5.6=
36×50= 50×0.2= 10﹣0.86=
﹣×0= ÷3= 125%×8=
4.8÷0.8= 1﹣1÷9=
0.68+19.6= = 0.56÷0.4= 0.125×8=
12= 0.22×200= 100﹣0.86= =
=
6.6÷0.11=
3.8﹣4%=
387+102= 4.8× = 18.6-5.6= 0.25×39×4=
9.6+0.1= + = 32×125%= ×8+ =
列式计算:
问题: