Compare Lengths of Objects by Drawing Pictures

This video tutorial teaches how to compare lengths by drawing bars to represent objects. It covers various problems, such as measuring the difference in length between two cars, finding missing tiles in a path, determining the height a boy needs to grow to ride a roller coaster, and calculating the remaining distance to drive to grandma's house. The tutorial emphasizes the importance of subtraction over addition in finding differences and addresses common misconceptions.

What is the primary method used to compare lengths in this lesson?

• Using a ruler

• Drawing bars to represent objects

• Measuring with a tape

• Counting the number of objects

In the tile problem, what unit of measurement is used to find the missing length?

• Feet

• Centimeters

• Meters

• Inches

How many inches does the boy need to grow to ride the roller coaster?

• 5 inches

• 11 inches

• 9 inches

• 7 inches

What is the total distance the family needs to drive to reach grandma's house?

• 24 miles

• 14 miles

• 51 miles

• 37 miles

How do you find the remaining distance to a destination using bars?

• Add the lengths of the bars

• Multiply the lengths of the bars

• Subtract the length of the traveled bar from the total distance bar

• Divide the total distance by the traveled distance