看谁算得快．
0.36+1.7= 
×
= 0.32×0.05= 1.2÷
=
×
÷
×
= 6.8﹣1.08= 50×30%= 
﹣
﹣
=
0.18÷0.12= （
+）×8=
看谁算得快．
0.36+1.7= ×= 0.32×0.05= 1.2÷=×÷×= 6.8﹣1.08= 50×30%= ﹣﹣=
0.18÷0.12= （+）×8=
试题篮
()
粤公网安备 44130202000953号
