Calculează
1000-(300+ [301- (28 + 432: 4)]}=
(271-[(236:4 +9 x 5)-99: 3]}: 2 =
(2 x [(81+54:9-27: 3) x 10]} + 6 =
([94: 2+4x (80- 12 x 4)]: 5}: 7 =
3 x {[125-(11 x 11 + 4)] x2 + 4 × 3: 6} =
12-10: (1+ 3x [(57-45: 3 x 2): 3 + 21]: 10}=
X
30 + 5 × {52 : 4 + 4 × [30 + 8 x (240 : 6 − 108 : 3)] – 9} =
x
{[(7 × 3-5)+2×6] : 4 + 5} × 10 − [(4 + 6) × 5 - 42]=
{[2 x 2 + (3 × 3 + 3 : 3) + (66: 3 × 6:4)] - 72 : 4} × 100 =
{[(25-16): 9+ (16 x 2 + 4): 4] × 1 000 + 25 × 5}: 5=
10
am nevoie urgent ofer și coroana!! ​