30.8÷14=
197.6÷0.52=
2÷18≈(保留两位小数)
0.12×5= 0.84÷7= 16.9÷13=
0.45+0.55= 2﹣0.12= 6.4÷0.16=
0.8×0.5=
3.2÷0.4=
2.5×8=
4.8÷0.06=
1.5×0.06=
0.52=
1.4÷7=
8×0.5÷0.5×8=
※0.421÷0.7
14÷0.56
4.64÷0.13
0.8×5= 3.6+1.4= = =
= 0×75%= 4.8÷24= 90×30%=