Event 4: Arithmetic #1

1. Simplify and write this fraction as a mixed number:

   2 + 2 × 2 − 22

   2 × 2 − 2 ÷ 22

2. What is 5007² - 4993²?
3. Anna scored the following number of points in first six games of the basketball season: {2, 7, 8, 10, 12, 18} After the seventh game, her median score is the same as her mean score. How many points does she score in the seventh game?

1.   ____________
2.   ____________
3.   ____________

Event 4: Arithmetic #2

1. What is the average of 7689, 7749, 7759, 7839, and 7849?

1.   ____________
2.   ____________
3.   ____________