直接写得数． ×2.8=0.75+ = × = ÷ = ÷60%= ﹣ × =120× =18× × =

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$\text{[math]}$ ×2.8=	0.75+ $\text{[math]}$ =	$\text{[math]}$ × $\text{[math]}$ =	$\text{[math]}$ ÷ $\text{[math]}$ =
$\text{[math]}$ ÷60%=	$\text{[math]}$ ﹣ $\text{[math]}$ × $\text{[math]}$ =	120× $\text{[math]}$ =	18× $\text{[math]}$ × $\text{[math]}$ =

1. (2016六上·荔波期中) 直接写得数． ×2.8=0.75+ = × = ÷ = ÷60%= ﹣ × =120× =18× × =