Students are introduced to rounding numbers to a significant figure.

Learning progresses from rounding whole numbers from one significant figure to rounding decimals to two or more significant figures.

**Differentiated Learning Objectives**

- All students should be able to round an integer to the first significant figure.
- Most students should be able to round a number to a given significant figure.
- Some students should be able to determine the limits of accuracy for a number rounded to a significant figure.