Ответ:

1 ) 9 • 200 = 1800

2 ) 9 • 50 =450

3 ) 9 • 7 = 63

4 ) 9 •207 = 1863

5 ) 9 • 57 = 513

6 ) 6 • 3 = 18

7 ) 6 • 70 = 420

8 ) 6 • 400 = 2400

9 ) 6 • 403 = 2418

10 ) 6 • 470 =2820

11 ) 6 • 473 = 2418