Remove ads and gain access to the arcade and premium games!

SubscribeUnlock harder levels by getting an average of 80% or higher.

Earn up to 5 stars for each level

The more questions you answer correctly, the more stars you'll unlock!

Each game has 10 questions.

Green box means correct.

Yellow box means incorrect.

Unlock harder levels by getting an average of 80% or higher.

Earn up to 5 stars for each level

The more questions you answer correctly, the more stars you'll unlock!

Each game has 10 questions.

Green box means correct.

Yellow box means incorrect.

Need some help or instruction on how to do this skill?

Want a paper copy? Print a generated PDF for this skill.

Share MathGames with your students, and track their progress.

See how you scored compared to other students from around the world.

Learn Math Together.

Grade 4 - Number

Standard 4.N.1 - Simplify and combine numbers from expanded form.

Included Skills:

Represent and describe whole numbers to 10 000, pictorially and symbolically.

• Read a given four-digit numeral without using the word and; e.g., 5321 is five thousand three hundred twenty-one, NOT five thousand three hundred AND twenty-one.

• Write a given numeral, using proper spacing without commas; e.g., 4567 or 4 567, 10 000.

• Write a given numeral 0–10 000 in words.

• Represent a given numeral, using a place value chart or diagrams.

• Express a given numeral in expanded notation; e.g., 321 = 300 + 20 + 1.

• Write the numeral represented by a given expanded notation.

• Explain the meaning of each digit in a given 4-digit numeral, including numerals with all digits the same; e.g., for the numeral 2222, the first digit represents two thousands, the second digit two hundreds, the third digit two tens and the fourth digit two ones.

If you notice any problems, please let us know.