Lesson: Identifying Odd and Even Numbers: Pairing or Grouping Mathematics • 2nd Grade

In this lesson, we will learn how to decide if a number up to 20 is even or odd by investigating whether you can divide it into two equal groups without any remainders.

Lesson Plan

Students will be able to

pair objects to determine whether a given number of objects is odd or even,
make two equal groups of objects to determine whether a given number of objects is odd or even,
make and complete true statements about even and odd numbers and models.

Lesson Video

Lesson Worksheet

Q1:

Here is a group of 9 people.

Can we divide the group into pairs so that everyone has a partner?

Q2:

Is the number of stars even or odd?

Q3:

Hannah counted 19 plants in her garden, but 4 of them were weeds. Will she have an even or odd number of plants after she removes the weeds? Why?