Net income was $$511,000$ in $2025.$$$475\mathrm{.}230$ in $2026.$ and $$522\mathrm{.}753$ in $2027.$ What is the percentage of change $($a$)$ from $2025$ to $2026.$ and $($b$)$ from $2026$ to $2027?$ Is the change an increase or a decrease? $($If amount and percentage are a decrease show the numbers as negative, es $-55,000,-20\%$ or $((55,000),(20\%).$ Round percentages to o decimal places, es$.12\%)$