Write the subtraction problem 604-357 describe how you Will subtract to find the difference

So first 604-357=

Then 4-7 which is not possible so go to the number before still not possible go to the one before that. 6-1 = 5

So it will be written as 504-357 = so 14-7 is 7 10-5 = 5 and then 5-3=2 so the end answer would be 257