2x9=

(a)  

3x7=

(a)  

4x9=

(a)  

4x4=

(a)  

4x8=

(a)  

2x7=

(a)  

2x4=

(a)  

4x6=

(a)  

3x9=

(a)  

3x3=

(a)  

5x7=

(a)  

9x7=

(a)  

7x8=

(a)  

6x8=

(a)  

7x7=

(a)  

8x8=

(a)  

7x6=

(a)  

9x9=

(a)  

9x6=

(a)