Number Chart 1 to 90 - Virtual Manipulative

Mastering Sequences to Ninety

An interactive grid designed to build fluency in the high two-digit range before tackling the full hundreds chart.

• How to Use: Click squares to highlight specific counting patterns. Use the “Hide” button to create a blank board for number identification games.
• Classroom Idea: Have students highlight all numbers with a “7” in the tens place to visualize how the decade is structured.