4th Grade Math: Place Value, Addition, and Subtraction Review

The video tutorial reviews various math problems, including comparing numbers, finding the greatest and least numbers using given digits, identifying mountain peaks by height, rounding numbers, analyzing population data, calculating scores in a word game, and determining museum visitors. The teacher provides step-by-step solutions and emphasizes the importance of place value and estimation. The tutorial concludes with encouragement for test preparation.

Which number is smaller in a comparison where the alligator's mouth points to the bigger number?

• Both numbers are equal

• The number on the right side

• Cannot be determined

• The number on the left side

What is the greatest number you can form with the digits 1, 2, 3, 4, 5, 8, 9?

• 9854321

• 1238954

• 5432189

• 1234589

Which number is the least you can form with the digits 1, 3, 4, 5, 8, 9?

• 134598

• 985431

• 143589

• 134589

Which mountain peak would be categorized between 14,000 feet and 14,300 feet?

• Mount Whitney

• Crossing Peak

• Mount Everest

• Kilimanjaro

If you have 420 pencils and each box holds 10 pencils, how many boxes do you need?

• 62

• 32

• 52

• 42

How many more children are under the age of 5 compared to those between 10 and 14?

• 4,757

• 6,757

• 5,757

• 3,757

What is the value of the 5 in 427,590?

• 50,000

• 500

• 5

• 5,000

What is the rounded number of 13,501 to the nearest 10,000?

• 15,000

• 20,000

• 13,000

• 10,000

How much greater is California's area compared to New Mexico's?

• 54,481 square miles

• 34,481 square miles

• 44,481 square miles

• 24,481 square miles

What is the correct way to show 403,871 in expanded form?

• 400,000 + 3,000 + 870 + 1

• 403,000 + 800 + 71

• 400,000 + 30,000 + 800 + 70 + 1

• 400,000 + 3,000 + 800 + 70 + 1