Odpowiedź :
Rozwiązanie:
15 X 18 = 270
12 x 3 + 134 + 263 = 433
280 x 35 + 527 = 10 507
15 X 18 = 270
12 x 3 + 134 + 263 = 433
280 x 35 + 527 = 10 507
15X18 = 270
12x3+134+263= 36+134+263 = 433
280x35+527 = 9800+527 = 10327
12x3+134+263= 36+134+263 = 433
280x35+527 = 9800+527 = 10327