CCSS.MATH.CONTENT.1.NBT.B.2.C
The numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 refer to one, two, three, four, five, six, seven, eight, or nine tens (and 0 ones).
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Roll It, Make It, Expand It! - Place Value Worksheet
A worksheet for students to use when learning to write two-digit numbers in expanded form.
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Place Value Charts — Printable Math Mats
Practice place value concepts, addition, and subtraction with a printable set of free place value charts.
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Place Value Bulletin Board
Unlock place value understanding with this bulletin board for back-to-school that can remain on the wall all year long!
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Building Two-Digit Numbers - Dice Activity
A fun way to explore the use of base ten blocks to build two-digit numbers.
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100 Days of School Activity Book
A fun booklet of activities for students to complete on their 100th day of school.
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Ten Frame - Printable Templates
Print a set of 10 blank ten frames to use in various math lessons.
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Numbers to 100 - Printable Tens Frames
Print a colorful set of tens frames to enhance your small group math lessons.
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1-100 Number Flashcards Using Base 10 Blocks
Use these flashcards when learning about numbers and words.
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1-100 Flashcards (Using Craft Stick Bundles)
Use these flashcards when learning about numbers and words.
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Numeral Expander for 3-Digit Numbers
A resource to help reinforce place value and writing 3-digit numbers in expanded form.
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Numbers 1–30: Standard, Word, and Ten Frame Matchup Cards
A set of matchup cards to practice representing the numbers 1–30.
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Place Value Spin
A fun place value activity for students to use in the classroom when identifying the number of 'tens' and 'ones' in two-digit numbers.
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Tens Number, Word, and Base-10 Block Posters
Posters showing numbers going up in tens.
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Flip, Draw, Expand! - Place Value Worksheet (2-Digit Numbers)
A worksheet to use when reviewing 2-digit place value.
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Number Forms Base Ten Worksheet
A worksheet to practice place value of 3-digit numbers.
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Number Talks - Place Value Task Cards
Build number sense skills with this set of 32 place value task cards.
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Number Talks - Comparing Numbers Task Cards
Build number sense skills with this set of 24 task cards.
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Different Ways to Write Numbers Worksheet
Practice and review representing number values as digits, words, expanded form, and base ten.
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Base-10 Flashcards - Numbers 1–120
A set of Base-10 flashcards for the numbers 1–120.
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Number Hunt Description Cards
A set of 32 task cards that have students use their knowledge of place value to find specific numbers.
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100th Day Snack Template
A template for students to use to count out 100 snack items!
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Base-10 Blocks - Pictorial Model Cards
A set of base-10 block cards to compose and decompose numbers, including decimals.
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Expanded Form Dominoes (2-Digit Numbers)
Use this set of dominoes when learning how to match 2-digit numbers written in standard form and expanded form.
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Place Value Puzzles
A puzzle to help children learn about two-digit numbers and their representations.
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Number, Word, and Base Ten Forms - St. Patrick's Day Activity
Have some fun matching number, word, and base-ten forms with a fun St. Patrick's Day activity.
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2-Digit Place Value Game - Interactive Slide Deck
Review various first- and second-grade place value concepts with an interactive daily place value warmup.
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September Homeschool Resource Pack - Grade 1
A collection of age-appropriate, Grade 1 teaching resources and activities for homeschool parents to use with their children during the month of September.
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Interactive Base-10 Blocks
Explore an interactive base 10 block manipulator tool made for your elementary classroom! Teach place value, help students visualize problems, and more!