相关试题
[（
）
] 
．直接写得数．
698+560= 1200﹣909= 1.3+0.41= 500÷5÷20=
2.7﹣1.58= 2.5×0.4= 1.4÷3.5= 3.65+0.36×0=
452.4÷48.9≈ 201.2×39≈ 
= 
=
1.65+0.8= 3.6﹣0.36= 1÷
= 8.4+99×8.4=
= 
= 
= 
=
×[1÷（
+
）] 42×0.99
+
）×12．
+
﹣
）×24 1634﹣248÷8×20
×[
×（
﹣
）]．
÷4.8 ②
×0.6+
÷
③63×
+36×
+1÷3）]×
⑤0.008×0.000125+0.0125÷0.04 ⑥1﹣
﹣
﹣
﹣
．
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