Math 2.4
Number and operations. The student applies mathematical process standards to develop and use strategies and methods for whole number computations in order to solve addition and subtraction problems with efficiency and accuracy. The student is expected to:
- (1) recall basic facts to add and subtract within 20 with automaticity;
- (A) add up to four two-digit numbers and subtract two-digit numbers using mental strategies and algorithms based on knowledge of place value and properties of operations;
- (B) solve one-step and multi-step word problems involving addition and subtraction within 1,000 using a variety of strategies based on place value, including algorithms; and
- (C) generate and solve problem situations for a given mathematical number sentence involving addition and subtraction of whole numbers within 1,000.
- Free Plan
Adding and Subtracting with Missing Addend Worksheet Pack
Practice finding the missing number using inverse operation strategies.
- Free Plan
Roll It! Operations Game
Use this fun game to practice all four operations and/or order of operations.
- Plus Plan
Addition and Subtraction Strategy Worksheets
Reinforce addition and subtraction strategies through this worksheet pack one‑ and two‑digit calculations.
- Free Plan
Adding and Subtracting with Strip Diagram Cut and Paste Worksheet
Practice adding and subtracting two-digit numbers using the strip diagram with this cut and paste worksheet.
- Free Plan
Adding 2-Digit Numbers Worksheet
Practice 2-digit addition with regrouping with this drill and practice worksheet.
- Free Plan
Solving Math Word Problems Strategy Mats
Help your students solve math word problems with this set of strategy mats.
- Plus Plan
Dominate the Dragon – Mental Math Worksheets
Capture your students' interest in math drills for all four operations with these fun dragon-themed differentiated math worksheets.
- Free Plan
Addition and Subtraction Problem Solving Task Cards
Practice solving 1- and 2-step word problems by adding and subtracting 2-digit numbers with this set of 16 task cards.
- Plus Plan
Addition and Subtraction with Ten Frames Worksheet Pack
Practice adding and subtracting numbers to twenty using ten frames.
- Free Plan
Addition Strategies Cheat Sheet
Help students understand the different addition strategies with this helpful cheat sheet.
- Free Plan
Addition Strategy - Counting On Worksheet
Solve addition problems in this 2-page Counting On Addition Worksheet.
- Plus Plan
Math Mazes - Addition and Subtraction
A set of puzzling mazes that require addition and subtraction skills to solve.
- Free Plan
Ten Frame Printable Templates
Use these printable ten frames in various math lessons to reinforce number sense and other essential skills.
- Plus Plan
Multi-Step Addition and Subtraction Word Problem Task Cards
Solve multi-step addition and subtraction word problems with a set of printable math task cards.
- Plus Plan
Adding to Multiples of Ten up to 100 – Halloween Mystery Picture
Celebrate the coming of Halloween and practice adding 2-digit numbers up to 99 with a set of addition color by number worksheets.
- Free Plan
Fact Family Find and Flip - Addition and Subtraction Up to 20
Addition and subtraction game cards demonstrating the relationship between fact families.
- Plus Plan
Addition Fact Timed Tests & Trackers
Assess and track addition fact fluency with a printable Math Drill Worksheet pack for addition facts.
- Plus Plan
Color by Number – Repeated Addition
Practice color by number addition with this engaging repeated addition resource that helps students strengthen addition skills while completing fun math coloring activities.
- Free Plan
Subtract From 10 Board Game
Have a “blast” with this space-themed “Subtract From 10” board game that gives your students the practice they need with tens subtraction facts.
- Plus Plan
Adding Doubles Board Game
Play our adding doubles board game to give your students a chance to practice their addition fact fluency.
- Plus Plan
Adding and Subtracting Money Word Problems Game
Download this adding and subtracting money word problems game for a fun way to practice double digit operations using real-world scenarios.
- Free Plan
Double Facts Math Charts - Addition Rhyme Posters
Help your students remember their doubles facts to twenty with a set of printable double facts addition rhyme posters.
- Plus Plan
Simple Addition Riddle Worksheet
Download this addition and subtraction riddles pack to give your students fun, meaningful practice with one‑ and two‑digit addition and subtraction.
- Plus Plan
Spooky 3-Digit Subtraction - Maze Game
Practice three-digit subtraction with regrouping skills with printable Halloween Subtraction Maze worksheets.
- Plus Plan
Double Dinos - Using Doubles Facts to Add Near Doubles Worksheet
Practice the “near doubles” addition strategy to solve addition problems to 20.
- Plus Plan
Subtraction Using Base 10 Blocks - Worksheet
Subtract two-digit numbers using base-10 blocks with a printable subtraction worksheet.
- Plus Plan
Addition on a Number Line - Jump Strategy Slide Deck
Teach your students to add two-digit numbers using the jump strategy with an instructional teaching presentation.
- Plus Plan
Jump Strategy - Number Line Addition Worksheet
Practice adding two-digit numbers with regrouping using a number line and the jump strategy with a printable number line worksheet.
- Plus Plan
Linking Addition and Subtraction Worksheet
Help students discover the link between addition and subtraction through structured, student‑friendly worksheets.
- Plus Plan
2-Digit Subtraction by Regrouping - Poster
Break down the steps to use regrouping to find a solution to a 2-digit subtraction problem with a printable subtraction anchor chart.
- Plus Plan
Number Bonds Worksheet - Cut and Paste
Practice addition and subtraction up to twenty with a cut-and-paste number bond worksheet.
- Plus Plan
Strip Diagrams (Bar Model) Poster Pack
Help your students solve problems using the four operations with a pack of printable strip diagrams anchor charts.