Частина 2. Номер 220
450 – 170 = 280;
920 – 760 = 160;
920 – 350 = 570;
840 – 270 = 570;
810 – 630 = 180;
630 – 340 = 290;
450 – 280 = 170;
260 – 180 = 80.
450 – 170 = 280;
920 – 760 = 160;
920 – 350 = 570;
840 – 270 = 570;
810 – 630 = 180;
630 – 340 = 290;
450 – 280 = 170;
260 – 180 = 80.