Question

some teachers compared how many years they have been teaching. years of teaching how many more years has mr. park been teaching than mrs. ramirez? years

Explanation:

Step1: Identify years of teaching for Mr. Park

Mr. Park has been teaching for 20 years.

Step2: Identify years of teaching for Mrs. Ramirez

Mrs. Ramirez has been teaching for 10 years.

Step3: Calculate the difference

Subtract Mrs. Ramirez's years from Mr. Park's years: $20 - 10$.
$20-10 = 10$

Answer:

10