Răspuns:
Sper ca te am ajutat!!!!!!!!!
1) 4/7=3x4/3x7 n=3
2) 2/5=2x5/5x5 n=5
3) 3/4=3x7/4x7 n=7
4) 8/5=8x8/5x8 n=8
Explicație:
1) 12:4=3
21:7=3
2) 10:2=5
25:5=5
3) 21:3=7
28:4=7
4) 64:8=8
40:5=8
