480÷60= 3.72+6.28= +×1=
235+99= ﹣= 12×÷12×=
1÷0.25= +1 = ×24= + =
400×0.02= 10÷ = 6 ×0= 3× ﹣ ×3=
0.57+4.3=
×=
73×101=
-=
2.4÷0.1=
2.6×-×0.6=
0.7﹣ = × = + =
15÷ = ( + )×6= 1.25× ×8=
1÷ ×7=
1﹣1÷9=
0.75+ =
7÷0.01=
9π=
﹣ ×0=
1﹣0.22=
1÷50%=
12.6﹣1.7=
2.1× =
145+398= 6-0.6= 0.24×50= 3﹣3÷7= (+)×56=
1.25×6×8= = = ÷0.75= ×4÷×4=
0.5÷5%= 0.75× = 2+3%= 3a×4a=
4.7+3= 8.4÷60%= 69×21≈ 1+ ÷1+ =
- = 0.92= 1.4× = 6× - =
÷ ×0= 0.25×125×40×0.8=