Odpowiedź:
Zad 9
3. 1500 : 5 = 300
4. 15000 : 5 = 3000
b
18:3=6
180:3=60
1800:3=600
18000:3=6000
Zad 10
a
3000:6=500
30000:6=5000
20:4= 5
200:4= 50
2000:4=500
20000:4= 5000
Zad 11
12:4=3
1200:4=300
120:4=30
21:7=3
210:7=30