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Common Core Math Resources, Lesson Plans & Worksheets For All Grades
Common Core Math Lessons, Math Worksheets & Games For Grade 2
Common Core Math Lessons, Math Worksheets & Games For All Grades
These lessons help Grade 2 students learn how to write base ten three-digit numbers in unit form and show the value of each digit.
Common Core Standards: 2.NBT.3, 2.NBT.1
The number 234 is written as 2 hundreds, 3 tens, 4 ones in unit form.
The following table gives some examples of numbers written in standard form, unit form, word form and expanded form. Scroll down the page if you need more explanations and worksheets about unit form.
Hundreds, Tens, Ones (eg. __ = 500 + 30 + 6)
Expanded Form (up to hundreds)
Round to nearest 10 (3-digit) (eg. 725 -> 730)
Round to nearest 100 (3-digit) (eg. 651 -> 700)
Round to nearest 10 or 100 (3-digit)
Guide students through the following sequence of activities.
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