Answer:
19
Step-by-step explanation: first you see how many times 5 can go into 9 which is once then you do 1 times 5 which is 5 then do 5 - 9 which is 4 bring down the five and ask yourself how many times 45 goes into 5 which is 9 and 9 times 5 is 45 then subtract 45-45 which gives you a remainder of zero.