24.06+0.4=
×6=
5-()=
9÷=
16.5÷10%=
2-=
32÷53×0=
÷7=
4.5×= 2-16%= 14÷= +×7=
+= 0.2÷40%= ×= ×8÷×8=
20:15 1.2:2.8
×= 3.2×= ×× ×-×=
= ÷= 8÷8÷ ×5-2×=
×16= 2.5× = × = 0× + =
1÷ = ÷ = ÷ = × ÷ =
0.24:0.08=
1.5-60%=
56×=
=
×4.8=
÷25%=
×2.6-2.6×=