Khan Academy: Comparing Numbers of Objects

When comparing groups of objects, it's easy for children to identify which has more, but it's not so easy for them to explain their reasoning. This simple whole-group activity provides multiple opportunities for learners to compare...

In this exercise, students practice comparing numbers of objects. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

Sal talks about what 'more than' and 'less than' mean using groups of horses. Includes a video, transcript, and question and answer section. [2:02]

Sal uses a number line to compare numbers less than or equal to 10. Includes a video, transcript, and question and answer section. [1:30]

Practice counting which group has more objects. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

In this exercise, students practice comparing two-digit numbers. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

Practice comparing numbers (within 100) using the symbols , and =. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Practice comparing 2 objects to see which is bigger, smaller, taller, shorter, or longer. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

In this exercise, students practice comparing lengths. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

Practice more challenging problems comparing numbers within 100. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.