直接写出得数.44÷4.4= 9-1.8= 1.4×0.5= 0.49÷0.7= 70÷0.5= 53+0.8= 3.9-0.39= 0.25×12=
直接写出得数.44÷4.4=9-1.8=1.4×0.5=0.49÷0.7=70÷0.5=53+0.8=3.9-0.39=0.25×12=0.51÷0.3=9.2×0.01...
直接写出得数.44÷4.4= 9-1.8= 1.4×0.5= 0.49÷0.7= 70÷0.5= 53+0.8= 3.9-0.39= 0.25×12= 0.51÷0.3= 9.2×0.01=
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