直接写出得数。4.2÷0.2= × =12-2 =1 ×8=1÷0.6=4 ÷2= × =12-

微信扫码预览、分享更方便

4.2÷0.2=	$\text{[math]}$ × $\text{[math]}$ =	12-2 $\text{[math]}$ =	1 $\text{[math]}$ ×8=
1÷0.6=	4 $\text{[math]}$ ÷2=	$\text{[math]}$ × $\text{[math]}$ =	12- $\text{[math]}$ - $\text{[math]}$ =

1. 直接写出得数。4.2÷0.2= × =12-2 =1 ×8=1÷0.6=4 ÷2= × =12- - =