Math 1.3(D)
apply basic fact strategies to add and subtract within 20, including making 10 and decomposing a number leading to a 10;
- Plus Plan

Christmas Code Cracker - Primary Escape Game
Work together to crack the Christmas Code with an exciting escape game for primary grade students.
- Plus Plan

Decorate a Pumpkin - Halloween Addition Game
Practice finding sums up to 12 with this fun Halloween Math Game!
- Plus Plan

The Addition Quest – Whole Class Activity
Find the hidden gems and place their numbers into the correct positions on the worksheet to solve each addition problem.
- Plus Plan

Addition Strategies: Using Doubles Worksheet
Practice the doubles addition strategy to solve addition problems to 20.
- Plus Plan

Addition Strategies: Make a Ten Worksheet
A 2-page worksheet that uses ten frames to model the “making ten” addition strategy.
- Plus Plan

Addition Strategies: Base-Ten Blocks Worksheet
Practice using the strategy of using base-10 blocks and regrouping to find the sum.
- Plus Plan

Roll, Add, and Color - Easter Basket
A fun roll, add, and color sheet featuring an Easter basket.
- Plus Plan

Roll, Add, and Color - Easter Bunny
A fun roll, add, and color sheet featuring an Easter bunny.
- Plus Plan

Addition to 10 Modeling Mats
Familiarize students with adding single-digit numbers using this set of practice mats.
- Plus Plan

Bump! Addition to 10 Game
A board game to practice addition facts to 10.
- Plus Plan

Add and Reveal PowerPoint – Addition Practice
A PowerPoint for students to interact with when practicing addition facts.
- Plus Plan

Number Chart – 1-20
A bright number chart representing numbers 1-20.
- Plus Plan

Addition Strategy - Decompose, Then Make 10 Worksheet
Build addition strategies using digits 1-10 with this two-page decomposing numbers worksheet.
- Free Plan

Addition Strategy - Counting On Worksheet
Solve addition problems in this 2-page Counting On Addition Worksheet.
- Plus Plan

Tens Frame - Addition and Subtraction Match-Up Activity
Build addition and subtraction skills with two tens frame matching games.
- Plus Plan

Ten is a Match! - Memory-Style Game
Practice matching two numbers that add up to 10 with this set of 24 number cards.
- Plus Plan

Making Ten Cut and Paste Worksheet
A cut and paste worksheet to practice finding the missing addend when making ten.
- Plus Plan

Number Talks - Balancing Equations Task Cards
Build number sense skills with this set of 40 task cards.
- Plus Plan

Number Talks - Target Number Task Cards
Build number sense skills with this set of 20 task cards.
- Plus Plan

Plus One and Minus One Math Machine Worksheet
A worksheet to practice generating a number that is one more than or one less than another number.
- Plus Plan

Friends of 20 – Addition Match-up Activity
A set of 40 matching cards to explore the number combinations of 20.
- Plus Plan

MLK Day Hidden Message - Lower Grades
Practice addition and subtraction facts within 20 to uncover a meaningful quote.
- Plus Plan

Grade 1 Daily Warm-Up – PowerPoint 1
An 82-slide PowerPoint presentation containing a variety of quick warm-up activities.
- Plus Plan

Subtraction Dog – Worksheet
Practice subtraction facts with this set of differentiated worksheets.
- Plus Plan

Addition Worm – Worksheet
A set of differentiated addition worksheets.
- Free Plan

Cover Up! - Addition Facts Game
Develop a love of addition facts with this multiplayer Valentine’s Day board game.
- Plus Plan

Missing Addend Picture Puzzle – Level 1
Solve the missing addition sentence by matching the addend with its equation, completing the puzzle.
- Plus Plan

Friends of... 1 to 10 - Black and White Version
A set of 10 posters showing the different combinations to make the numbers 1 to 10.
- Plus Plan

Addition Up to 20 - Star Matchup Cards
A set of matchup cards to practice adding within 20.
- Plus Plan

Addition Up To 20 - Star Matchup Cards
A set of matchup cards to practice adding within 20.
- Plus Plan

Addition Up To 20 - Owl Matchup Cards
A set of matchup cards to practice adding within 20.
- Plus Plan

Addition Up To 20 - Monster Matchup Cards
A set of matchup cards to practice adding within 20.