Lesson Plan
Rounding Up to the Nearest Hundred
This lesson helps students review rounding to the nearest hundred. Your students will practice rounding using manipulatives.
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Learning Objectives
Students will be able to round a given number to the nearest hundred.
Introduction
(5 minutes)- Review rounding to the nearest ten at the beginning of this lesson.
- Tell the students that today they are going to learn how to round a number to the nearest hundred.
- Remind them that rounding is a way of estimating.
- Explain that when rounding to the nearest hundred, the tens place is of particular importance.
- Share the following rules with the students about rounding to the nearest hundred: If the digit in the tens place is between 0 and 4, round down to the nearest hundred. If the digit in the tens place is between 5 and 9, round up to the nearest hundred.
- Let the students know that the rules stand, regardless of the size of the number involved.
- Come up with a few numbers, such 274, 628, and 7,641, to model rounding to the nearest hundred.