口算.2.6÷0.2= 1÷0.125= 6.4÷0.8= 0.32÷0.04= 7.2÷0.9= 8-0.03= 0.24÷0.6= 1.25+0.25=
口算.2.6÷0.2=1÷0.125=6.4÷0.8=0.32÷0.04=7.2÷0.9=8-0.03=0.24÷0.6=1.25+0.25=0.49÷0.7=0.56÷...
口算.2.6÷0.2= 1÷0.125= 6.4÷0.8= 0.32÷0.04= 7.2÷0.9= 8-0.03= 0.24÷0.6= 1.25+0.25= 0.49÷0.7= 0.56÷0.28= 1÷0.25= 8.4÷4=
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