The fact that you can estimate the area of an object by rounding each of the relevant dimensions to the nearest number will be discussed in this lesson.

In this lesson, students see how to convert between square miles and square kilometers. [3:18]

In this lesson students see how to convert between square miles and square kilometers.

In this lesson conversion between square units in the metric system is demonstrated.

Students see how to convert between square feet, square yards and square meters.

Students see how to convert between square feet, square yards and square meters.

This lesson demonstrates the conversion between square feet and square yards.

This lesson demonstrates the conversion between square feet and square yards.

In this lesson students see how to convert between square miles and square kilometers.

This lesson demonstrates how to convert between units in the metric system, when working with squared units.

This lesson introduces the concept of conversion of squared units between units and systems of measurement. It is 1 of 5 in the series titled "Conversion of Square Units." [2:16]

This lesson demonstrates the conversion between square feet and square yards. It is 5 of 10 in the series titled "Converting Between Square Feet and Square Yards." [2:31]

This lesson demonstrates the conversion between square feet and square yards. It is 7 of 10 in the series titled "Converting Between Square Feet and Square Yards." [2:15]

This lesson demonstrates the conversion between square feet and square yards. It is 1 of 10 in the series titled "Converting Between Square Feet and Square Yards." [3:56]

In this lesson, conversion between square units in the metric system is demonstrated. This lesson is 2 of 8 in the series titled "Converting Between Square Feet Yards and Miles." [3:11]

In this lesson, conversion between square units in the metric system is demonstrated. This lesson is 8 of 8 in the series titled "Converting Between Square Feet Yards and Miles." [2:31]

This lesson demonstrates conversion between square inches and square feet. It is 2 of 10 in the series titled "Converting Between Square Inches and Square Feet." [2:39]

This lesson demonstrates conversion between square inches and square feet. It is 4 of 10 in the series titled "Converting Between Square Inches and Square Feet." [2:18]

This lesson demonstrates conversion between square inches and square feet. It is 6 of 10 in the series titled "Converting Between Square Inches and Square Feet." [3:03]

This lesson demonstrates conversion between square inches and square feet. It is 1 of 10 in the series titled "Converting Between Square Inches and Square Feet." [4:00]

In this lesson, students see how to convert between square miles and square kilometers. It is 2 of 9 in the series titled "Converting Between Square Miles and Square Kilometers." [3:52]

In this lesson, students see how to convert between square miles and square kilometers. It is 9 of 9 in the series titled "Converting Between Square Miles and Square Kilometers." [2:26]

This lesson [3:14] demonstrates how to convert between units in the metric system, when working with squared units. It is 3 of 8 in the series titled "Converting Square Units in the Metric System."

This lesson [2:31] demonstrates how to convert between units in the metric system, when working with squared units. It is 1 of 8 in the series titled "Converting Square Units in the Metric System."