Question

Calculeaza 4X2X42X2; 23X3X5X2; 12X6X1X5; 4X2X3X11; 3X3X3X13; 6X2X1X5X10; 13X3X2X25; 106X2X3; 305X4X21 Efectueaza 3X2X5+1015; 16X4X0+3123; 10X10X10-506; 875-2X2X2; 643-5X2X1; 900-3X3X3 (9X3)X10; (6X6)X5; 3X(4X8); 6X(16X6); (9X5)X2; 7X(5X9); (25X3)X13; (10X2)X42 OFER COROANA

Answer 1

4x2x42x2=672
23x3x5x2=690
12x6x1x5=360
4x2x3x11=264
3x3x3x13=351
6x2x1x5x10=600
13x3x2x25=390
106x2x3=636
305x4x21=25620
3x2x5+1015=1045
16x4x0+3123=3123
10x10x10-506=494
875-2x2x2=867
643-5x2x1=633
900-3x3x3(9x3)x10=360
(6x6)x5=180
3x(4x8)=96
6x(16x6)==576
(9x5)x2=90
7x(5x9)=315
(25x3)x13=975
(10x2)x42=840
sper ca te-am ajutat :)