Question

7. Folosirea parante
Calculează, respectând regulile învățate:
a) 12 : 6 x 2 + ( 16 - 3 x 2 ) =
b) 9 + (5 x 7) - (12 : 3 + 14 ) =
c)25:5+(2×4)+(6+6:6)=​

Answer 1

Răspuns:

A) 12:6x2+(16-3x2)=12:6x2+(16-6)=12:6x2+10=2x2+10=4+10=14

B)9+(5x7)-(12:3+14)=9+35-(4+14)=9+35-18=44-18=

26

C)25:5+(2x4)+(6+6:6)=25:5+8+(6+1)=25:5+8+7=5+8+7=13+7=20