buna
Răspuns:
ai rezolvarea in poza
succes
Explicație pas cu pas:
3x2/7=6/7
4x7/31=28/31
5x11/78=55/78
7x13/99=91/99
2/3x4/7=8/21
5/11x4/3=20/33
7/10x3/8=21/80
4/17x11/5=44/85
