Exploring 7.5 Length Word Problems

The video tutorial teaches how to solve length word problems using addition and subtraction with color tiles. It begins with an introduction to the concept and tools for measuring length. Two example problems are presented: one involving jumping distances and another about cutting rope. The tutorial emphasizes using subtraction to find differences and checking answers. It concludes with tips on using number lines as a helpful tool.

How much farther did Nancy jump compared to Paul?

• 12 inches

• 8 inches

• 13 inches

• 25 inches

What does measuring length involve?

• Counting the number of items

• Measuring from one corner to another

• Measuring the weight of an object

• Measuring height

What tool can be used to visually solve word problems?

• Color tiles

• Graph paper

• A calculator

• A ruler

How can the difference in jumps between Paul and Nancy be found?

• By multiplication

• By addition

• By subtraction

• By division

What is the bar model used for?

• Drawing diagrams

• Measuring lengths directly

• Calculating area

• Solving word problems

How long was the rope before cutting?

• 18 feet

• 30 feet

• 12 feet

• 42 feet

What is the purpose of re-reading a word problem?

• To find missing information

• To memorize it

• To find errors in the problem

• To ensure understanding

How much of the rope was cut off?

• 30 feet

• 12 feet

• 15 feet

• 18 feet

What method can be used to verify the solution to a subtraction problem?

• Addition

• Subtraction

• Multiplication

• Division

What represents a number line in solving word problems?

• Graph paper

• A ruler

• Color tiles

• A calculator