直接写数：

1. 直接写数：

7× $\text{[math]}$ = $\text{[math]}$ ÷6= $\text{[math]}$ ÷ $\text{[math]}$ = 1.6÷0.7= 1÷3× $\text{[math]}$ =

$\text{[math]}$ ÷ $\text{[math]}$ = $\text{[math]}$ ÷ $\text{[math]}$ = $\text{[math]}$ ×0.15= $\text{[math]}$ ÷ $\text{[math]}$ = $\text{[math]}$ × $\text{[math]}$ ÷ $\text{[math]}$ × $\text{[math]}$ =

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7× $\text{[math]}$ =	$\text{[math]}$ ÷6=	$\text{[math]}$ ÷ $\text{[math]}$ =	1.6÷0.7=	1÷3× $\text{[math]}$ =
$\text{[math]}$ ÷ $\text{[math]}$ =	$\text{[math]}$ ÷ $\text{[math]}$ =	$\text{[math]}$ ×0.15=	$\text{[math]}$ ÷ $\text{[math]}$ =	$\text{[math]}$ × $\text{[math]}$ ÷ $\text{[math]}$ × $\text{[math]}$ =

1. 直接写数： 7× = ÷6= ÷ = 1.6÷0.7= 1÷3× = ÷ = ÷ = ×0.15= ÷ = × ÷ × =