345 x 4 =

(a)  

456 x 6 =

(a)  

567 x 7 =

(a)  

678 x 8 =

(a)  

789 x 9 =

(a)  

234 x 23 =

(a)  

345 x 34 =

(a)  

456 x 43 =

(a)  

567 x 51 =

(a)  

237  $\div$  3 =

(a)  

352 $\div$  4 =

(a)  

456  $\div$  6 =

(a)  

4368  $\div$  56 =

(a)  

5963  $\div$  67 =

(a)