202.2÷0.1= 13÷11= 5.6+4.4-0.53=
0.5³= ( )÷7= 1.8×0.5÷1.8×0.5=
+=
-=
1+=
+0.2--=
1.5-=
125÷1000=
0.25+=
15÷17=
-(-)=
+ = - = 10× = ÷4=
÷ = 4.5× = 10- = 0.8÷ =
35× = 1.2+ = -0.1= 1- -0.7=
- = 0.8×1.1= + = 7.2+12.8= + =
+ = - = 1-0.25= 1- = 42=
- = 0.8+0.9= + = 0.75-0.4= 0.72=
- = 0.125×8= + = 3.6-0.6= + =
+=
1﹣=
0.4+=
﹣+=