相关试题
口算．
=
=
= 2.25+
=
= 2.5×0.1= 7.5÷0.5=
=
20.1+9.09=
×
=
﹣
= 1÷0.1﹣1×0.1=
（
+
）×63=0.5÷
= 0.4÷40%= 0.42﹣0.32=
口算．=== 2.25+== 2.5×0.1= 7.5÷0.5==
20.1+9.09=×=﹣= 1÷0.1﹣1×0.1=
（+）×63=0.5÷= 0.4÷40%= 0.42﹣0.32=
+62.5%= 78×9.9+7.8= 7×
÷7×
+
=
= 0.4+4.73=
÷
=
=
×
=
+0.8=
×
÷
+
）×120=
÷62.5%=
÷8= 1.8÷
= 0.375+
﹣0.01=
×
÷
=
×
÷
= 0.125×
×8= 6.4×﹙1
﹣1.25﹚=
×
=
÷3=
=
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