CCSS.MATH.CONTENT.3.NBT.A.2
Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.
- Plus Plan
What's Missing? - 100 More, 100 Less Task Cards
Find numbers 100 more or 100 less than a given number up to 4 digits with this set of 20 task cards.
- Plus Plan
Missing Addend Picture Puzzle – Level 2
Solve the missing addition sentence by matching the addend with its equation, completing the puzzle.
- Plus Plan
Polygon Puzzles - Addition
A set of 7 polygon puzzles to practice solving addition sentences.
- Plus Plan
2-Digit Plus 1-Digit Addition – Star Matchup Cards
A set of matchup cards to practice adding a 2-digit number with a 1-digit number.
- Plus Plan
Subtraction by Regrouping - Poster
Break down the steps to use regrouping to find a solution to a subtraction problem with a printable subtraction anchor chart.
- Plus Plan
Hundreds Chart Mystery Picture - Addition Task Cards
Practice adding single and double-digit numbers in your classroom with this set of 32 picture reveal task cards.
- Plus Plan
Fact Family Find and Flip - Double-Digit Addition and Subtraction
Practice working with addition and subtraction fact families using double-digits with this math game.
- Plus Plan
Open-ended Math Problem Solving - Grades 1, 2, and 3 (Task Card Version)
A set of 20 open-ended problem solving task cards covering a range of mathematical concepts.
- Plus Plan
Strategies for Subtraction - Anchor Charts
Remind your students of the many subtraction strategies with a printable subtraction anchor chart display.
- Plus Plan
Number Matching Puzzle – Addition
A hands-on game to play when learning about adding larger numbers.
- Plus Plan
What's it Worth? - Money Activity (US Currency)
A game to play when learning how to add currency.
- Plus Plan
Operation Domination Game
A fun game using addition, subtraction, multiplication, and division.
- Plus Plan
Pandora's Party Palace Math Activity - Middle Years Version
16 mathematics problem solving task cards involving money in a real-world context.
- Plus Plan
Addition Bingo (Single and Double-Digit Numbers)
32 different bingo cards to practice adding single and double digit numbers mentally.
- Plus Plan
Doubles Leap Frog - Doubling Numbers Game
A fun game for students to play when learning to double two-digit numbers.
- Plus Plan
Jump Strategy Subtraction Game
Learn how to use the jump strategy to solve subtraction problems with a fun subtraction game.
- Plus Plan
Combinations of 20 - Dominoes
A set of dominoes to use in the classroom when learning combinations of 20.
- Plus Plan
Number Talks Teaching Resource Pack - Grade 3
A collection of number talks teaching resources that support meaningful and highly engaging conversations in the mathematics classroom.