Question

10. Efectuați:
a) 4+6-09-2:3)
b) 16+2-(22-21:7)
c) 18:3+5.[11+5-(23-48:12)]
d) 10-9+8• {[7-(6+5 – 4)]+3–(2+1)}
Dau coroana✨

Answer 1

Răspuns:

a)4+6-09-2:3=10-7:3=3:3=1

b)16+2-(22-21:7)=18-1:7=17:7=2,4

C)18:3+5*[11+5-(23-48:12)]=6+5*[(16-(-25:12)]=11*16-2,0

=174

d)10-9+8*{[7-(6+5-4)]+3-(2+1)}=9*7-7+3-3=63-10-3=

= 53-3=50