Question

решите пример ( 0.4 * 2.25 - 2.25 ) : 1/2

Answer 1

0.4*2.25=0.9
0.9-2.25=-1.35
-1.35÷1/2или -1.35÷0.5=-2.7

Answer 2

( 0.4 * 2.25 - 2.25 ):1/2=2,25*(0,4-1):1/2=2,25*(-0.6)*2=-4,5*0,6=-2,7