Locating Benchmark Numbers Using a Number Line

The video tutorial explains how to locate benchmark numbers using a number line. It begins with an introduction to benchmark numbers and their importance in rounding. The tutorial then covers how to read and interpret number lines, emphasizing that increments can vary. Examples are provided for numbers 783, 2356, and 985, demonstrating how to identify benchmark numbers by focusing on different place values and counting by appropriate increments.

Explain how to locate benchmark numbers using a number line.

What common mistake do students make regarding increments on a number line?

What are the benchmark numbers for 783 when focusing on the hundreds?

How do you count to locate 783 on a number line?

What are the benchmark numbers for 783 when focusing on the tens?

Identify the benchmark numbers for 2356 when focusing on the thousands.

What are the benchmark numbers for 985 when focusing on the hundreds?