Question

Rezolvați ex 1, 2 URGENT
va rog am test.. si am nevoie..

Answer 1

1. a) 350-45= 305
b) 72*36+3=2592+3=2595
c) 23+105-15=128-15=113
d) 120-4-4=116-4=112
e) 25+ (-8)=17
f)8*6/2=48/2=24
g)16/(-8)*5=(-2)*5=-10
h)(-14)+12/(-4)-1=(-14)-3-1=-17-1=-18
i)(-18)/6-12=(-3)-12=-15
j)(-108)/12+7*4=(-9)+28=21

2)11*-11+235/(-5)=
(-121)+235/(-5)=
(-121)-47=
-168
b)(-144)/(-2)+624/(-312)=
72-2=
70
c)270*(-2)/(-12+6)/(-90+72)=
270*(-2)/(-6)/(-18)=
(-540)/(-6)/(-18)=
(-90)/(-18)=5
d)(-225)*4/(-50)-9*(-104)/(-4)=
-900/(-50)-936/4=
18-234=-216