# Comparing numbers within 100 on a number line

In this lesson we will be finding missing numbers in a sequence and estimating where we think a number would go on an unmarked blank number line.

# Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

- Click "Close Video"
- Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

# Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

# Lesson summary: Comparing numbers within 100 on a number line

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The next lesson in Numbers within 100 is "Comparing 2-digit numbers"