## Year 2 Lesson 20: Working with Percents

Lesson plan
Fractions, decimals and percents
handout
In-class exercise - page 1
In-class exercise - page 2
Homework - page 1
Homework - page 2
Practice competition instructions
Practice competition #1 - Geometry
Practice competition #2 -
Probability and Statistics
Answers

Note: Practice competitions are meant for use in a second one-hour class
on a weekly basis. They are fun. They reinforce recently learned concepts and give
students practice working in teams.