Răspuns:
Explicație pas cu pas:
a) 23+75:5-9×4=
75:5=15
23+15-9×4=
9×4=36
23+15-36=
36-15=21
23+21=44
b)123-9×8+87:3=
87:3=29
123-9 ×8+29=
9×8=72
123-72+29=
123-72=51
51+29=70
c)84:3+96:4-5=
84:3=28
96:4=24
28+24-5=
24-5=19
28+19=47
d)100-6×9+78:6=
78:6=13
100-6×9+13=
6×9=54
100-54+13=
100-54=46
46+13=59
