Answer:
I am pretty sure it is 16 rows.
Step-by-step explanation:
I subtracted 601 by 553, and got 48. I did the same with 649 and 601 and got 48. You would then add 48 to 649 and keep going until you get to 793. Then you would count how many times you added. The times you added plus 13, should get you 16. You should have added 3 times in all