This 1st grade math unit is jam-packed with first grade math addition to 100 worksheets, games, and activities for grade 1 students! You can use this as a supplement to your curriculum or use it solely as your 1st grade skill practice for addition to 100 (2 digit plus 1 digit numbers & 2 digit plus multiples of 10).
$7.00
Make adding to 100 fun, engaging, and stress-free with this 1st Grade Addition to 100 Math Unit. This hands-on resource is packed with addition to 100 worksheets, interactive games, and creative activities that help students understand how to add two-digit numbers with and without regrouping. Whether you’re teaching whole-group lessons, running small math groups, or setting up independent centers, this unit provides everything you need to help students master addition within 100.
Your students will practice two-digit plus one-digit addition and two-digit plus multiples of ten using models, strategies, and real-world applications. Each page and game builds number sense and reinforces place value understanding through repetition, problem-solving, and play.
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Inside this addition to 100 resource, you’ll find a variety of differentiated practice options that keep learning fresh and fun:
10 Addition Within 100 Worksheets featuring equations, models, word problems, and visual aids for adding two-digit and one-digit numbers or multiples of ten.
4 Corners Game: Students move to the corner of the room that represents the correct sum. Adds excitement and movement to math review!
Task Card Practice: A food-themed game where students solve equations or perform physical challenges when pulling special chance cards.
Emoji Math Sort: Students decide whether an equation is correct and place either a smile or frown emoji on top of each card.
Game #1: Line Them Up! Students race in teams to arrange equation cards in correct order from START to FINISH.
Game #2: Build an Artist Studio! Students collect art supplies each time they solve a problem correctly. Chance cards make the game unpredictable and exciting.
Game #3: Whole-Class “Bucket Filler!” Students walk around solving problems posted around the room. Correct answers earn entries into a prize drawing.
Game #4: Wanted Game: Students match silly “wanted posters” with the correct answers, combining addition practice with problem-solving fun.
Every activity includes recording sheets, answer keys, color and black-and-white versions, and clear teacher directions for easy prep.
Teachers love how adaptable this 1st grade math unit is for any teaching style. Use it for:
Math Centers: Perfect for partner or small-group rotations.
Independent Practice: Send home as review packets or homework.
Whole-Class Review: Great before assessments, as informal or formal assessments, or benchmark testing.
Morning Work or Fast Finisher Tasks: Keeps students learning productively throughout the day.
Guided Math or Intervention Groups: Target foundational addition skills with focused practice.
This addition to 100 worksheets unit fits seamlessly into your curriculum whether you’re following Common Core, state standards, or your own pacing guide.
This unit aligns with Common Core 1.NBT.4, helping students:
Add within 100, including adding a two-digit number and a one-digit number.
Add a two-digit number and a multiple of 10 using concrete models or drawings.
Use strategies based on place value and properties of operations to solve addition questions.
Relate strategies to written methods and explain reasoning to better understand the skill.
It’s ideal for 1st graders learning new addition strategies, or for 2nd graders who need a quick skill review.
Teachers appreciate that this addition to 100 math unit combines structure with creativity. It’s fully print-and-go, saving hours of prep time while keeping students motivated. The variety of formats—worksheets, games, and centers—ensures every type of learner stays engaged. The balance between paper-and-pencil practice and hands-on exploration helps solidify understanding of place value and regrouping concepts.
Students enjoy the playful themes, movement, and friendly competition built into each game. Teachers enjoy the simplicity, consistency, and the way this unit easily fits into their weekly math block.
Every unit in the 1st Grade Math Series is designed to help you teach key math concepts through fun, low-prep lessons. Each skill includes printable worksheets, interactive games, and hands-on activities that make review engaging and effective.
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• 1st Grade Math Task Cards
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Planning to use this resource with more than one teacher or classroom?
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