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= 
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=相关试题
直接写出得数
3.14×22= 
÷2= 3.14×40= 5×20×3.14=
9.42÷3.14= 2×
= 9÷
= 0.9﹣0.26=
÷6= 0.25×12= 1.2÷0.01= 
+0.25=
口算：
12×0.6= 4.5÷
= 
﹣
= 28×20%= 1.6×
=
1÷
= 36×
= 15÷
= 32= 0.12=
18.84÷3.14= 6.28÷3.14= 
﹣
= 35×
= 1﹣4%=
7÷1.4= 1÷5%= 70%﹣60%= 80×125%= 2+53%=
直接写得数．
÷0.1= 10﹣2×
= 3.54+198= 25%×15= 
×5÷×5=
0.5÷0.01= 0.26×
= 100÷0.01= 102×71≈ 3÷
﹣÷3=
÷
= 0÷7.5+2.5= 
﹣
= 
×
=
198+397 1.25×0.8
3.5×
÷
×
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