30÷=
+=
=
÷12=
×3=
0.25×40= 1-0.11= + = 3÷8=
10.5÷15= 9.09+1.01= - = 95÷96=
+ = - = + = 1- =
- = + = - = + =
63=
6×3=
6+6+6=
2.3×1.9=
0.5×0.5=
6.7×0.25=
5.13÷3=
29÷18=
4.1-3.8= 4+0.78= 14.6-0.4= 1.3+8.6= 0.8-0.55=
4-0.04= 1-0.03= 3.5+3.5= 0.8-0.5= 0.78+2.2=
1- = - = + = +2=
1- - =
+ = - = 10× = ÷4=
÷ = 4.5× = 10- = 0.8÷ =
35× = 1.2+ = -0.1= 1- -0.7=