口算
0.6+1.3= 8.9﹣5= 2+0.78= 8×0.9=
0.32×0.2= 32.1×0.3= 7.5﹣0.3= 3.2÷0.08=
5.6÷7= 9.5﹣7.65= 8.4÷0.2= 5.8+4.6=
口算
0.6+1.3= 8.9﹣5= 2+0.78= 8×0.9=
0.32×0.2= 32.1×0.3= 7.5﹣0.3= 3.2÷0.08=
5.6÷7= 9.5﹣7.65= 8.4÷0.2= 5.8+4.6=
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