相关试题
直接写出下面算式的结果
830﹣250= 0.34+0.66= 30﹣19.7= 6×1
=
0.4×0.6= 1
+= 8.7÷100= 1÷
=
7﹣3
= （
﹣
）÷21= 4×（
+）= 
+2×﹣=
直接写得数．
345+233= 45×11= 527﹣398= 235﹣47﹣53=
0.78+1.32= 
= 2.56+1.4= 1.9×4×0.5=
3.67÷100= 3.25×1000= 0.125×0.8= 3.6+2.8+6.4=
6.08×304≈ 4838÷61≈ 15﹣2.55= 
=
= 
= 
= 
=
= 2
÷3=
= 
×8.1= 1
×8+1
= 21
÷7=直接写得数：
728﹣299= 0.125×0.125= 6÷
= 
×
×0= 24×（﹣
）=
÷5= 
+
= 0.1×20%= （0.8﹣0.5）÷0.5= 3×6÷3×6=
=
= 24×50%= 6÷
= 
=
= 98×99≈ 562÷80≈
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