Comparing Numbers Using a Number Chart and Counting Sequence

This lesson teaches how to compare numbers using a 100 chart, number lines, and math symbols. It covers the structure of the 100 chart, including rows and columns, and explains place value. The lesson introduces math symbols for greater than, less than, and equal to, and demonstrates their use in comparing numbers like 67 and 75, and 105 and 95. It also shows how to use number lines for comparison, with examples like 143 and 149. A word problem involving sports cards is solved using these concepts. The lesson concludes with a summary of the key points.

What is the purpose of the 100 chart in number comparison?

• To multiply numbers

• To find square roots

• To compare numbers using counting sequence

• To divide numbers

Which math symbol represents a number being greater than another?

• Equal to

• Greater than

• Not equal to

• Less than

How many rows are there in the 100 chart?

• 20

• 10

• 15

• 5

When comparing 67 and 75, which number is greater?

• Both are equal

• 75

• Cannot be determined

• 67

Which number is greater: 105 or 95?

• 105

• 95

• Both are equal

• Cannot be determined

On a number line starting at 140, which number comes first: 143 or 149?

• 149

• Cannot be determined

• 143

• Both are equal

In the word problem, which type of cards does James have more of?

• Cannot be determined

• Both are equal

• Baseball cards

• Basketball cards