Question

1. Efectuati
a) 407,2+11x(57,6x2-84,9:4)
b) 64,8:8+3x(12.206:2-3,54)
c) 5x(189,7)-23,6x4,5)+2x(506:11-23,4)
DAU COROANA!

Answer 1

Răspuns:

a) 407,2+11x(57,6x2-84,9:4)

407,2+11(115,2-21.2)

407.2+11*94

407.2+1034

1441.2

b) 64,8:8+3x(12.206:2-3,54)

64,8:8+3* (6.103-3.54)

64,8:8+3 * 2.563

11.1*2.563

28,4

Answer 2

407,2+11*(57,6*2-84,9:4)

407,2+11*(115,2-21,225)

407,2+11*93,975

407,2+1033,725

1440,925

64,8:8+3*(12,206:2-3,54)

8,1+3*(6,103-3,54)

8,1+3*2,563

8,1+7,689

15,789

5*(189,7-23,6*4,5)+2*(506:11-23,4)

5*(189,7-106,2)+2*(46-23,4)

5*83,5+2*22,6

417,5+45,2

462,7