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.
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Easter Escape Room - 2nd Grade Math Review Game
Use this Easter Escape Room Game for 2nd graders to review place value, number sense, counting money, and other second grade math concepts.
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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.
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Subtracting 2-Digit Numbers Worksheet
Practice 2-digit subtraction with regrouping with this drill and practice worksheet.
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Addition Strategy - Counting On Worksheet
Solve addition problems in this 2-page Counting On Addition Worksheet.
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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.
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2nd Grade Math Word Problems Task Cards
Boost problem-solving skills with these 2nd grade math word problems, designed to help students tackle the four operations through real-world scenarios.
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Word Problems Addition and Subtraction Escape Room
Search for a lost treasure in our word problems addition and subtraction escape room that will give your students varied practice adding and subtracting one and two-digit numbers.
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Solving Math Word Problems Strategy Mats
Help your students solve math word problems with this set of strategy mats.
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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.
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Teaching the Subtraction Algorithm - Instructional Slides
Use this animated Instructional Slide Deck with your students when teaching how to use the subtraction algorithm with regrouping.
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Exploring Subtraction Strategies Instructional Slide Deck
Explore and teach multiple subtraction strategies with an instructional slide deck
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Subtraction Methods - Printable Mini-Book
Teach and practice various subtraction strategies with a printable 3-digit subtraction mini book.
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Subtraction on a Number Line – Worksheets
Practice subtracting two-digit numbers with regrouping using a number line and the jump strategy with a pack of differentiated worksheets.
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Adding 2-Digit Numbers Worksheet
Practice 2-digit addition with regrouping with this drill and practice worksheet.
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Linking Addition and Subtraction Worksheet
Explore the relationship between addition and subtraction with a fact family worksheet.
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Easter Addition Coloring Pages (Differentiated)
Grab a fun set of Easter Addition Coloring pages to help your little learners practice adding 1 and 2-digit numbers without regrouping.
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Adding and Subtracting Word Problems Interactive Task Cards
Engage your students with this interactive adding and subtracting word problems activity that features a variety of problem types.
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Strip Diagrams (Bar Model) Poster Pack
Help your students solve problems using the four operations with a pack of printable strip diagrams anchor charts.
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2 Digit Subtraction - Flip It Card Game
Practice subtracting two-digit numbers with and without regrouping with a fun game of Subtraction Flip It!
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Ten Frame Printable Templates
Use these printable ten frames in various math lessons to reinforce number sense and other essential skills.
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Simple Addition Riddle Worksheet
Download this simple addition worksheet to provide your students with practice adding one- and two-digit numbers.
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Color by Number – Repeated Addition and Multiplication
Guide your students to connect repeated addition with multiplication by completing this color-by-code multiplication worksheet.
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Fact Family Houses Worksheet Pack
Use these fact family houses worksheet set to practice addition and subtraction fact families with your students.
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Break Apart Strategy Interactive PowerPoint
Learn all about the break apart strategy with this teaching PowerPoint.
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Addition to 1,000 Sunflower Interactive Activity
Practice solving addition problems using a variety of addition strategies with this interactive activity.
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Number Talks - Double Digit Addition Task Cards
Build number sense skills with this set of 24 task cards.
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Break Apart Strategy Addition Worksheet Pack
Practice using the break apart strategy with this worksheet set.
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Double Dinos - Using Doubles Facts to Add Near Doubles Worksheet
Practice the “near doubles” addition strategy to solve addition problems to 20.
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Addition Strategies Cheat Sheet
Help students understand the different addition strategies with this helpful cheat sheet.
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Making Tens Subtraction Worksheet
Find friendly numbers to subtract with a printable subtraction worksheet.
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Subtraction Tarsia Worksheets- Math Puzzles
Print a set of 7 Tarsia puzzles to practice solving single-to-multi-digit subtraction problems.
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3-Digit Addition and Subtraction with Regrouping - Posters
Break down the steps to use regrouping to find a solution with an addition and a subtraction poster.