Частина 2. Номер 145
620 – 310 = 310;
890 – 540 = 350;
460 – 230 = 230;
590 – 350 = 240;
270 + 310 = 580;
640 + 320 = 960;
50 + 80 = 130;
60 + 90 = 150;
40 + 70 = 110.
620 – 310 = 310;
890 – 540 = 350;
460 – 230 = 230;
590 – 350 = 240;
270 + 310 = 580;
640 + 320 = 960;
50 + 80 = 130;
60 + 90 = 150;
40 + 70 = 110.