Lesson 9 - Subtracting Strategies: Facts with 9

To encourage students to have fun on the Web while learning about Subtracting Strategies: Facts with 9, here are some games and interactive activities they can do on their own or in pairs.

Goal

Using counting patterns to multiply and divide with 9.

Builds Upon

Student Book pages 166-167

Instructions for Use

The World of 9 allows students to investigate patterns in addition and multiplication using the number 9.

Patterns on the hundreds chart for the World of 9 begin immediately. Click on the queen to get facts about 9. Click on the joker to show other number patterns.

Counting Patterns helps students use counting patterns to multiply.

Use Counting Patterns to solve a multiplication problem. Click on any number in the column. Click on 9 in the row at the top of the table. Click the equal sign button "=" in the right upper corner of the table. The answer appears as a last number in both last column and last row of the table.