To find one more or one less and ten more or ten less
In this lesson you will find one more, one less and ten more and ten less from a given number by using manipulatives to support your counting.
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
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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: To find one more or one less and ten more or ten less
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The next lesson in Numbers 50 to 100 and beyond is "To compare numbers within 100 on a number line"