Comparing Numbers One to Twenty

Lesson Plan - Get It!

Audio:

^{Image by MjolnirPants, via Wikimedia Commons, is in the public domain.}

The apples above come in three different colors: red, dark green, and light green.

In this lesson, you will learn how to compare different sets of objects that have up to twenty items.

Think about the apples above. What color has the most? What color has the least? Tell your parent or teacher.

Just by looking at the picture, you can tell there are more red apples than dark green and light green apples. You will be looking at different sets of objects and determining which group is the biggest and which group is the smallest. Can you think of a reason you would need to tell the difference between two sets of objects? Tell your parent or teacher.

Take a look at the set of chips below. Count both sets. Which set has more? Which set has less? How do you know? Share your answers with your parent or teacher.

If you count and compare the numbers, you can see that there are more orange chips than yellow chips. There are four orange chips and three yellow chips. Four is one more than three.

Check out the balloons below. Which set has more? Which set has less? How do you know? Share your answers with your parent or teacher.

You can tell there are more red balloons than pink balloons. There are thirteen red balloons and seven pink balloons. There are six more red balloons than pink balloons.

Before moving on to the next section, tell your parent or teacher which set of stars has more: