Question

dau 18p si coronita !!! daca imi faceti aces ex.:calculati cat mai repede posibil.2 supra 2 x 5supra2;2supra 4 x5 supra 4 ;2 supra 4x125;25 supra3 x4 supra4 ;va rog !!!urgent

Answer 1

2/2*5/2=5/2
2/4*5/4=5/8
2/4*125=125/2
25/3*4/4=25/3

Answer 2

*      2/2*5/2  = 1* 5/2 = 5*2;

**     2/4*5/4 = 1/2*5/4=5/8;

***   (2/4)*125=(1/2)*125 =62,5;

****  (25/3)*4/4=25/3=8,(3);