12 X 1 = 12, so 12 X 10 = ?

(a)  

23 X 1 = 12, so 23 X 100 = ?

(a)  

35 X 1000

(a)  

230 X 100

(a)  

45 X 200

(a)  

68 X 30

(a)  

if 10 X 3 = 30, then 13 X 3 = ?

(a)  

if 10 X 7 = 70, then 18 X 7 = ?

(a)  

8 X 5 = 40 and 20 X 5= 100, so 28 X 5 = ?

(a)  

12 X 4 = 48 and 12 X 10 = 120, so 12 X 14 = ?

(a)  

18 X 5 = 90 and 18 X 10 = 180, so 18 X 15 = ?

(a)  

23 X 3 = 69 and 23 X 20 =460, so 23 X 23

(a)  

213 X 5 = 1065 and 213 X 10 = 2130, so 213 X 15 = ?

(a)  

$$25000\ \times4\ =$$

(a)  

$$310247\ \times3\ =$$

(a)  

7815 x 21

(a)  

12596 x 23

(a)