口算：
4.2÷0.1= 1.25×3= 1÷0.01= 1.25×0.8×
= 
﹣
=
+
= 14÷3= 0.25×4×0.93= （+
）×8= 
×9﹣9×=
口算：
4.2÷0.1= 1.25×3= 1÷0.01= 1.25×0.8×= ﹣=+= 14÷3= 0.25×4×0.93= （+）×8= ×9﹣9×=
试题篮
()
粤公网安备 44130202000953号
