0.68+19.6= = 0.56÷0.4= 0.125×8=
12= 0.22×200= 100﹣0.86= =
10﹣=
5.7÷0.19=
1.74+2.6=
35﹣+=
3×10%=
÷=
3.14×9=
×5÷×5=
0.2× = ×4÷ ×4= ÷ =
16÷20%= 3.2+ - +3.2= × ×0=
4.8× = 3.6÷0.9= ÷4= ÷ × =
125%×8= 38﹣1.9= 3.14×5= 1- =
580+470=
10﹣8.06=
×4.2=
÷ =
﹣ =
2.8×4=
0.125÷ =
× ÷ =
4.68﹣4= += 0.8×= ÷= 0.42=
12.6÷3= ÷0.75= 3.8÷10%= 41×348×0= 1÷3×=
我国的长江长约6300 东北虎的体重可达320
18公顷=平方千米 6.04dm3=L=mL