1. 400 x 20=____
2. 800 X____ = 40 000
3 600 x 200 = ____
4. 700 x____ = 42 000
5. 900 x____= 630 000
6. 300 x 500 = ____
7._____ x 60 =30 000
8. _____x 50 =2 000
9. 10 x 40 =____
10. 80 x_____ = 5 600​