1. 125 cm=...hm 2. 0,02 km=...m 3. 50 mm=...m 4. 27 cm =...km 5. 25 kg=...g 6. 37,2 dg=...dag 7. 1000 mg=...g 8. 45 menit=... jam 9. 1800 detik=...jam 10. 3,5 j

1. 125 cm = 0,00125 hm
2. 0,02 km = 20 m
3. 50 mm = 0,005 m
4. 27 cm = 0,000027 km
5. 25 kg = 25000 g
6. 37,2 dg = 0,372 dag
7. 1000 mg = 1 g
8. 45 mnt = 3/4 jam
9. 1800 detik = 1/2 jam
10. 3,5 jam = 210 menit

1.125 cm= 125:10000=0,0125 hm

2. 0,02 km= 0,02×1000=20 m

3. 50mm= 50:1000= 0,05 m
4. 27cm= 27:100000= 0,00027 km
5. 25kg= 25×1000=25000 g
6. 37,2dg= 37,2:100=0,372 dag
7. 1000mg= 1000:1000=1 g
8.45menit= 45:60=3/4 jam
9. 1800detik= 1800:3600=1/2 jam
10.3,5jam= 3,5×60=210 menit