Standards for Mathematical Practice
In Grade 1, instructional time should focus on four critical areas: (1) developing understanding of addition, subtraction, and strategies for addition and subtraction within 20; (2) developing understanding of whole number relationships and place value, including grouping in tens and ones; (3) developing understanding of linear measurement and measuring lengths as iterating length units; and (4) reasoning about attributes of, and composing and decomposing geometric shapes.
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Find 20 Addition Strategy Task Cards
Practice finding 20 with this set of linking cube task cards.
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Making Ten Activity
Practice making 10 using objects, pictorial models, and number sentences with this activity mat.
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Double Dinos - Using Doubles Facts to Add Near Doubles Worksheet
Practice the “near doubles” addition strategy to solve addition problems to 20.
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Halves and Fourths – Cut and Paste Worksheet
Practice sorting objects partitioned into halves and fourths with this cut-and-paste worksheet.
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Making Ten Memory Game
Practice making ten using ten frames with this fun memory game.
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Change It! – Rearranging Parts Activity
Practice rearranging the parts of whole numbers into different combinations with this math activity.
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100 Grid Color by Number — 100th Day of School Activities Pack
Follow the color-coded number guides to fill in the hundreds chart square and reveal 3 special 100th Day of School mystery pictures.
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Color by Number - Numbers 10–20
A color by number activity for students to practice recognizing teen numbers.
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Addition Strategy - Counting On Worksheet
Solve addition problems in this 2-page Counting On Addition Worksheet.
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Tens Frame - Addition and Subtraction Match-Up Activity
Build addition and subtraction skills with two tens frame matching games.
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Telling Time to the Hour and Half-Hour - Worksheet
Practice telling time to the half-hour with a fun set of printable Telling Time Worksheets for 1st grade.
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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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Representing Two-Digit Numbers - Place Value Worksheet
A set of worksheets for students to use when learning about place value and the different way two-digit numbers can be represented.
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Tangram Treats - Tangram Puzzles
Have fun learning about shapes with a set of 36 tangram task cards separated into three levels, along with two tangram cut-out templates.
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Telling Time Story Problem Comprehension Pack
Practice reading comprehension and telling time skills with a printable pack of Telling Time Math Story Worksheets.
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Data Collection Worksheet Set
Use this set of differentiated graphs worksheets to assess your students’ understanding of how data is collected, organized and presented.
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Roll and Expand Numbers Worksheet Pack
Explore place value with your students using this set of leveled expanding numbers worksheets.
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Hundreds Place Value Number Expander Template
A resource to help reinforce place value and writing 3-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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Addition and Subtraction Mat - Apple Tree
Solve addition and subtraction problems up to 10 with a hands-on apple math center.
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Secret Code Number Line - Worksheet
Crack the number line code with five number line codebreaker worksheets to practice number identification, addition, and subtraction.
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Decomposing Numbers – Word Problem Worksheet
Challenge students to decompose numbers presented in a word problem by rearranging the parts and showing different combinations.
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Counting to 100 — Dot Day Worksheet
Celebrate International Dot Day with this fun, hands-on way to learn how to count to 100 using ten frames.
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2-Digit + 1-Digit Numbers Addition Worksheet
Practice addition involving 2- and 1-digit numbers with this drill and practice worksheet.
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Addition Strategies: Make a Ten Worksheet
A 2-page worksheet that uses ten frames to model the “making ten” addition strategy.
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Addition Strategies: Base-Ten Blocks Worksheet
Practice using the strategy of using base-10 blocks and regrouping to find the sum.
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Simple Connect the Dots Worksheets - Counting By Ones
Download fun connect the dots printable worksheets to use when learning to count by 1s.
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Addition to 10 Modeling Mats
Familiarize students with adding single-digit numbers using this set of practice mats.
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How to Write 2-Digit and 3-Digit Numbers Worksheet
Explore how to represent number values in standard form, word form, expanded form, and picture form with this multipurpose place value worksheet.
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Let's Compare! Task Cards
Practice comparing 2-digit numbers with this set of 20 task cards.
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Let's Get Measuring with Counters
A set of templates to use when measuring with informal units.
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Let's Get Measuring with Paper Clips
A set of templates to use when measuring with informal units.