2.5×3= 4.5×0.2= 60×0.5= 0.47×30=
2.4÷0.8= 2÷0.4= 1.26÷0.3= 0.045÷9=
2.8-2.8÷7= 27×3.01÷27=
5x+8x=
10m-m=
x-0.5x=
5n+7n=
2y-0.7y=
y×6×y=
(a+b)×8=
8-a×5=
n+1.8n=
7a+6a-10=
13.7b+3b=
11+3.6m-2m=
3.08×2.5= △19.8÷5.5=
26.3+8.7 9.5-2.87
◆6.7×3.05 0.036÷0.24
2.5×0.4=
2.4×0.01=
8×0.24=
3.9×0.06=
3.2×0.4=
8×0.125=
0.5×3.5=
0.27×3=
0.85×7=
1.6×0.6=
8.1÷3=
9÷2=
2.4×2= 0.3×0.8= 0.56÷0.8= 0.7+0.93=
4.5÷5= 90÷0.7= 3.5÷0.7= 2.8÷0.04=
1.25×0.8= 0.01×0.1= 2.5×4=
3.5×3= 0×3.78= 1.2+0.04=
0.5×1.2= 16÷5= 25÷1000=
4.6×0.32= 91.2÷7.6= 78.6÷11=(商用循环小数表示)