24×0.5=
+
= 6﹣6÷6= 20×20%=
0.33= 7.2÷0.08= 4÷
= 12.5×6.4=
﹣
= 121×
=
直接写出得数
6÷
= 19÷
=
﹣
=
×
=
0.37+1.6= 4.8÷0.8= 1+8%= 2.5÷1.25=
0÷
=﹣
=
直接写出得数．
2306+400= 101﹣52=
×
=（0.25）2=
7.4﹣4=
×30%= 6÷17= 0.3+5=
1÷
= 41.64÷6.9≈ 0.24÷0.8=
÷2=
直接写出得数
37+45= 24÷100= 1.5×40= 0.2×0.8=
1﹣0.16= 2.3+3.5= 3.2÷32= 18×30=
= 1﹣
=
=
÷3=
直接写出得数．
+0.125= 2÷
×= 3.9÷10%= 32÷1000=
×
= 1÷
= 0.7：0.25=
+
=
1.03+0.07= 402=