Question

Calculaţi:
• a) 84- [15 -3 +3 + (12+ 8:4) + 20] + 10 =
b) 56 + 10 - {2, +4%8-[24: 8-2+ (4+5+1)+10}=
• c) 30: 6 + 12,- (10-3) + [24:8 + 5*6+ (7-3)] +13=​

Answer 1

Răspuns:

a)55

b)37

c)60

Explicație pas cu pas:

a)

84-[15+14+20]+10=

84-15-24+10=

45+10=55

b)

56+10-{2+48-[3-2+10+10}=

56+10-{2+48-21}=

66-29=37

c)

5+12-7+[3+30+4]+13=

10+37+13=60