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Unit: Place value
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About this unit
You know that the number 123 isn't the same as the number 321, but do you really know why? In this unit on place value, we're going to explore what each digit means, how to break down numbers into their different place values, and how to compare numbers to see which is bigger or smaller.Learn
Practice
- Place value blocks within 1,000Get 3 of 4 questions to level up!
- Place value tables within 1,000Get 3 of 4 questions to level up!
- Identify the value of a digit (ones, tens, hundreds)Get 3 of 4 questions to level up!
- Create the largest numberGet 3 of 4 questions to level up!
Learn
Practice
- Write numbers in number and expanded formGet 3 of 4 questions to level up!
- Write numbers in number and word formGet 3 of 4 questions to level up!
- Write numbers in word and expanded formGet 3 of 4 questions to level up!
- Write numbers in different formsGet 3 of 4 questions to level up!
Practice
- Regroup whole numbersGet 3 of 4 questions to level up!
- Hundreds, tens, and onesGet 3 of 4 questions to level up!
Practice
- Compare 2-digit numbersGet 5 of 7 questions to level up!
- Compare 3-digit numbersGet 5 of 7 questions to level up!
Practice
- Understand even and odd numbers visuallyGet 3 of 4 questions to level up!
Learn
Practice
- Skip-count by 5sGet 5 of 7 questions to level up!
- Skip-count by 10sGet 5 of 7 questions to level up!
- Skip-counting by 100sGet 5 of 7 questions to level up!
Up next for you:
Level up on all the skills in this unit and collect up to 1600 Mastery points!