老师买来6枝钢笔，钢笔的价钱是圆珠笔的3倍，一枝圆珠笔的价钱是2元．老师买钢笔用了多少元？
直接写出下面各题得数．+=×= 36×25%= 27÷3%=÷10= 52﹣32=÷= 3﹣=÷16=×+×=
直接写得数×5%=××0=﹣= 1﹣=÷= 0×+= 1﹣80%= 1÷=
直接写出得数﹣= 10÷= 35×= 0÷=×6=+= 5﹣= 5×÷5×= 6+=÷=
+= 6.2÷0.5== 1﹣== 44== 8﹣2== 4÷0.25==+4×=
1+= 2﹣=﹣= 1.2×0.01=﹣﹣=÷= 6×=×=÷6= 3÷4+=
+
=
×
= 36×25%= 27÷3%=
÷10=
÷
= 3﹣
=
÷16=
×
+
×
=
×5%=
×
×0=
﹣
= 1﹣
=
÷
= 0×
+
= 1﹣80%= 1÷
=
﹣
= 10÷
= 35×
= 0÷
=
×6=
+
= 5﹣
= 5×
÷5×
=
÷
=
+
= 6.2÷0.5=
= 1﹣
=
= 4
4=
= 8﹣2
=
= 4÷0.25=
=
+4×
= 2﹣
=
﹣
= 1.2×0.01=
﹣
﹣
=
÷
= 6×
=
=
÷6= 3÷4+
=
粤公网安备 44130202000953号