Частина 1. Номер 521
3 • 6 = 18;
2 • 4 = 8;
6 • 3 = 18;
9 • 6 = 54;
8 • 5 = 40;
14 : 7 = 2;
28 : 7 = 4;
12 : 6 = 2;
63 : 7 = 9;
35 : 7 = 5.
3 • 6 = 18;
2 • 4 = 8;
6 • 3 = 18;
9 • 6 = 54;
8 • 5 = 40;
14 : 7 = 2;
28 : 7 = 4;
12 : 6 = 2;
63 : 7 = 9;
35 : 7 = 5.