题文
57+28= 0.12×1000= 240﹣170= 13×0.4= 69÷23=
0.8×0.5= 0.24÷2= 4.6+3.9= 303÷3= 23÷24=
0.049÷10= 105﹣99=
+
=
+
=
﹣
=
2﹣
= 0.2÷
= 41×82=
57+28= 0.12×1000= 240﹣170= 13×0.4= 69÷23=
0.8×0.5= 0.24÷2= 4.6+3.9= 303÷3= 23÷24=
0.049÷10= 105﹣99=
+
=
+
=
﹣
=
2﹣
= 0.2÷
= 41×82=
试题篮
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