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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Measuring, Comparing, and Ordering Height – Worksheet
Measure length using informal units with an engaging hands-on collaborative measurement activity.
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Friends of 10 Addition Poster Bundle
Print the ultimate Friends of 10 poster bundle with 10 printable classroom posters designed to show students how different combinations of numbers connect to make the same number.
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Place Value Spin Activity
Practice identifying the number of tens and ones in two-digit numbers with this fun spin activity.
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Time to the Hour and Half Hour - Math Mazes
Engage your students with exciting telling time practice activities with a set of printable Time to the Hour and Half Hour Math Mazes.
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Parts of a Clock Anchor Chart
Familiarize students with the analog clock face, hands and other parts of a clock with a printable poster created for the primary classroom.
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Christmas Color By Number - One More or Less
Practice finding numbers that are one more and one less than with a printable Christmas color-by-number worksheet.
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2-Digit Numbers in Expanded Form Worksheet
Explore two-digit numbers in standard form and expanded form with this set of two cut-and-paste style worksheets.
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Comparing Numbers Christmas Game
Have some Christmas math fun with an interactive, self-checking comparing numbers game.
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Thanksgiving Turkey Hide! - Place Value Worksheet
Save the Thanksgiving Turkeys and practice modeling numbers in base ten with a printable Thanksgiving Math Worksheet
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2 Digit Place Value Puzzles
Teach students the different representations of 2-digit numbers with this place value puzzle.
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Part Part Whole — Hands-On Activity Mat
Use this hands-on addition and subtraction part part whole activity mat in your next guided math group lesson!
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Part Part Whole Word Problem Task Cards and Worksheet
Explore these animal-themed part-part-whole word problems that will open discussions with your young mathematicians.
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Adding with Strip Diagram Cut and Paste Worksheet
Practice adding two digit numbers using the strip diagram with this cut and paste worksheet.
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Addition Strategies to 20 Work Mat
Practice using a variety of addition strategies to add numbers up to 20.
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Addition within 20 Interactive Resource
Practice solving one-digit and two-digit addition problems using a variety of addition strategies with this interactive activity.
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Turnaround Facts Flip Flop Task Cards
Develop number sense with addition turnaround facts to 20 with these cute flip flop fact task cards.
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Number Talks - Making Ten Task Cards
Build number sense skills with this set of 20 task cards.
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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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Tens and Ones 2-Digit Place Value Mat
Build two-digit numbers and improve place value skills with a printable tens and ones math mat.
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Subtraction Strategies - Ten Frame Printable Bingo Game
Practice using ten frames to subtract single-digit numbers in a whole class bingo game.
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Number Bonds Subtraction - Worksheet
Practice subtraction using number bonds with differentiated number bond worksheets.
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2-Digit Place Value Game - Interactive Slide Deck
Review various first-grade place value concepts with an interactive place value warmup.
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Addition and Subtraction Fact Families Teaching Presentation
Use this 19-slide editable slide deck when introducing addition and subtraction fact families to your students.
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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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Counting On Bingo
Engage your students with a whole class bingo game while using the counting-on strategy to add within 20.
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Coloring 2-D Shapes Worksheet
Practice identifying rectangles, squares, circles, and triangles with this 1-page worksheet.
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Friends of 10 - Addition Match-up Activity
A set of 22 matching cards to explore the number combinations of 10.
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Soccer Stats - Mixed Operation Problem Solving Worksheets
Practice multiplication, division, fractions, and problem-solving skills with a high-interest soccer-themed math task
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Interpreting a Bar Graph – Worksheet
Interpret information from a bar graph and answer questions with this worksheet.
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Fall Math Worksheets - Addition to 99
Celebrate the coming of Fall and practice adding 2-digit numbers up to 99 with a set of four Fall color-by-number worksheets.
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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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Scarecrow Shape Hunt Worksheet
Practice identifying circles, squares, triangles, and rectangles with a fall-themed Scarecrow Shape hunt worksheet.