0.1÷0.01= = = 32×2=
= 2+98%= 3.14× =
2.01-1.9=
412÷2=
3072-288=
0.18÷0.3=
①
②
③
④
⑤
+0.021
-0.017
+0.019
-0.02
+0.013
2.3+3.5= 6×2.5= += 1=
-= 12.6﹣2.6= 200﹣102= 0÷0.5=
= =0.25×0.4= 12.6÷0.2=
①69×101
②18.5-4.6-5.4
③2.5÷