jeszcze raz 4 z giplusa 18 min ile to h, 75 s ile to min 4m ile to km 60 cm ile to dm 8 kg ile to t, 1250 g ile to kg

18 minut = 0,3 godziny  = 18/60 = 3/10 75 s = 1 min 15 sek     4m = 0,004 km 60 cm = 6 dm 8 kg = 0,008 t 1250g = 1,25 kg

18 min - x  (h) 60 min - 1h x=18/60 x= 0,3 h 75 s -- x (min) 60 s -- 1 (min) x=75/60 x=1,25 minut = 1 1/4 minuty = 1 minuta 15 sekund      4 m --- x (km) 1000 m --- 1 km x= 4/1000 x= 0,004 km 60 cm --- x (dm) 10 cm --- 1 dm x= 60/10 x=6 dm      8kg --- x (t) 1000 kg -- 1 t x= 8/1000 x= 0,008 t 1250 g ---- x (kg) 1000 g --- 1 kg x= 1250/1000 x= 1,25 kg