直接写出下列各题的得数，你是最快的！
2.1+3.4= 720﹣80= 2.6﹣1.7= 1.4﹣0.6=
0.3×40= 1.25×3×8= 3.8×0= 0.9+99×0.9=
7÷1.4= 390×0.02= 2.5+1.8= 6.5×4×0.2=
8×
= 
÷
= 44÷
= 4×（0.6+1.9）= 
+
= 0.9﹣0.26= 14.5+9.5= （0.18+0.9）÷9=
18÷36= 1.9×4×0.5= 7.2÷8×4= 78﹣0.8=
62﹣35= 20×5.5= 1.68+1.5= 
×12=
8.3+1.7= 11.3﹣8.6= 2.4﹣0.5= 
÷
= 
+
= 3.25×4= ÷2= 
÷3=
24×5= 0.77+0.33= 
×
= 12.6÷3=
3.14×25= 3.14×36= 0.082= 8л=
1.4： =
= ÷10= %
