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Surf for More Math

Chapter 9: Number to 100

Lesson 5: Missing Numbers

Use these interactive activities to encourage students to have fun on the Web while learning about number to 100. Students can try these activities on their own or in pairs.

Goal
Identify missing numbers on a 100 chart.

[C, ME, PS, R]

 

Instructions for Use

Give the Dog a Bone is an interactive 100 chart that you can use to prompt students to identify the missing numbers.

Click “Begin.” Then click on the squares of the 100 chart to reveal the numbers. Click on some squares of the 100 chart, but leave others blank. Then figure out what the missing numbers are.