Net income was $500,000 in 2016, $430,000 in 2017, and $525,000 in 2018. What is the percentage of change from (a) 2016 to 2017 and (b) 2017 to 2018? Is the change an increase or a decrease? (Enter negative amounts using either a negative sign preceding the number e.g. -45 or parentheses e.g. (45). Round percentages to 0 decimal places, e.g. 12%.) Increase or (Decrease) Amount Percentage (a) 20162017 $ % (b) 20172018 $ %