Exploring Bar Models for Addition to 10,000

The video tutorial explains how to solve two math problems using addition. First, it calculates the total amount Mr. Jones spent on a television and a notebook computer. Then, it determines the number of boys at a rock concert given the number of girls and the difference in their numbers. The tutorial uses models to help visualize and solve these problems.

How much did the television bought by Mr. Jones cost?

• $1,675

• $1,975

• $1,785

• $1,875

What was the cost of the notebook computer Mr. Jones purchased?

• $3,589

• $3,885

• $3,685

• $3,789

What is the total amount Mr. Jones spent on both the television and the notebook?

• $5,664

• $5,564

• $5,764

• $5,464

How many girls were present at the rock concert?

• 4,283

• 4,383

• 4,483

• 4,583

How many more boys than girls were at the rock concert?

• 1,919

• 2,019

• 2,219

• 2,119

What is the total number of boys at the rock concert?

• 6,202

• 6,502

• 6,402

• 6,302

What is the combined total of boys and girls at the rock concert?

• 10,985

• 10,885

• 10,685

• 10,785