Identifying Noise in Word Problems

The video tutorial explains how to solve a problem involving toy trains. Charles has four toy trains, and Steve has two more than Charles. The task is to find the total number of toy trains they have together. The video emphasizes identifying irrelevant information, such as toy motors, and focuses on calculating the total number of toy trains by adding the quantities for Charles and Steve. The solution involves simple addition, resulting in a total of ten toy trains.

How many toy trains does Charles have?

• Two

• Four

• Six

• Eight

Tags

CCSS.2.OA.A.1

What additional toys does Steve have that are not relevant to the problem?

• Toy planes

• Toy motors

• Toy trains

• Toy cars

Tags

CCSS.8.EE.C.7B

Which piece of information is considered noise in the problem?

• Steve's toy motors

• Charles's toy trains

• Steve's toy trains

• Charles's toy cars

Tags

CCSS.3.OA.D.8

What is the first step in solving the problem?

• Add toy motors

• Calculate total toys

• Identify noise

• Count toy cars

Tags

CCSS.8.EE.C.7B

What should be ignored to solve the problem effectively?

• Toy planes

• Toy motors

• Toy cars

• Toy trains

Tags

CCSS.1.OA.A.1

How many more toy trains does Steve have compared to Charles?

• Four

• Three

• Two

• One

Tags

CCSS.1.OA.A.1

If Charles has four toy trains, how many does Steve have?

• Four

• Five

• Seven

• Six

Tags

CCSS.1.NBT.A.1

What is the total number of toy trains Charles and Steve have together?

• Ten

• Eleven

• Nine

• Eight

Tags

CCSS.1.OA.A.1

What is the sum of Charles's and Steve's toy trains?

• Eight

• Nine

• Ten

• Twelve

Tags

CCSS.1.OA.A.1