Mastering 3-Digit and 4-Digit Multiplication with Regrouping

This video tutorial covers multiplication of multi-digit numbers with regrouping, estimation techniques, and real-world applications. It begins with an introduction to multiplying three and four-digit numbers by a single digit, followed by estimating costs for vacation packages. The tutorial then explores solving multiplication problems using estimation and compares products of different multiplication problems. Finally, it applies these concepts to real-world scenarios, such as calculating travel costs and distances.

What is the first step in multiplying 567 by 3?

• Multiply the tens

• Multiply the hundreds

• Multiply the ones

• Add the products

How do you round 567 to the nearest hundred?

• Round up to 700

• Round down to 550

• Round up to 600

• Round down to 500

What is the estimated cost for two adults in Package C?

• $1600

• $1300

• $1500

• $1400

How much more does Package A cost compared to Package C?

• $1470

• $1500

• $1400

• $1600

What is the estimated product of 2000 times 7?

• 16000

• 14000

• 15000

• 17000

What is the actual product of 6573 times 2?

• 13200

• 13300

• 13000

• 13146

How much can the Harrison family save by vacationing in Vancouver instead of Fairbanks?

• $920

• $850

• $900

• $896

What is the difference in round-trip distances between Philadelphia and Salt Lake City compared to Philadelphia and Portland?

• 1442 miles

• 1500 miles

• 1700 miles

• 1600 miles

Does the product of a four-digit number and a one-digit number always result in a four-digit number?

• Yes

• No

• Depends on the numbers

• Sometimes

What is 150 more than the product of 5 and 4892?

• 24700

• 24500

• 24800

• 24610