Question

пожалуйста помогите

Answer 1

$800 div 20 = 40m$
$(32 + 38) times2 = 70 times 2 = 140m$
$(135 + 25) div 2 = 160 div 2 = 80m$
$108 - 16 = 92m$
$60 times 9 div 10 =540 div 10 = 54m$
$30times 3 + 62 = 90 + 62 = 152m :$