Question

=35+2.
10. Efectuati:
a) 4+6-(9-2-3)
b) 16+ 2.(22-21:7)
Lucian PETRESCU, Catalin MINESCU
c) 18:3+5.[11+5.(23 -48:12)]
d) 10-9+8{[7-(6+5 - 4)]+3–(2+1)}​

Answer 1

Răspuns:

a) 6

b) 54

c)616

Explicație pas cu pas:

a) 4+6-(9-2-3)

4+6-(7-3)

4+6-4=10-4=6

b) 16+2. (22-21:7)

16+2. (22-3)

16+2. 19

16+38=54

c)18:3+5.[11+5.(23-48:12)]

18:3+5.(11+5. 23-4)

18:3+5.(11+115-4)

18:3+5.(126-4)

18:3+5. 122

6+610=616