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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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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Adding 2-Digit Numbers Worksheet
Practice 2-digit addition with regrouping with this drill and practice worksheet.
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Roll It! Operations Game
Use this fun game to practice all four operations and/or order of operations.
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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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Doubles Plus One - Worksheet
Practice the doubles plus one addition strategy with this one-page worksheet.
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Subtraction Strategies – Worksheet
Assess your students’ knowledge of subtraction strategies with a subtraction assessment.
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Addition Strategy - Counting On Worksheet
Solve addition problems in this 2-page Counting On Addition Worksheet.
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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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Fall Math Worksheets - Addition to 99
Celebrate the coming of Fall and practice adding 2-digit numbers up to 99 with a set of four Fall color-by-number worksheets.
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Math Mazes - Two-digit Addition
Practice adding two-digit numbers with this set of differentiated math mazes.
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Taking From 10 - Number Facts Board Game
Practice the "Taking from 10" subtraction strategy with this board game.
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Number Talks - Three-Digit Addition Task Cards
Build number sense skills with this set of 24 task cards.
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Fact Family Find and Flip - Addition and Subtraction Up to 20
Addition and subtraction game cards demonstrating the relationship between fact families.
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Math Keywords for Problem Solving
Help your students decipher math word problems with a set of printable math keyword anchor charts.
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The Escape From Millbrook Manor – Halloween Escape Room
Practice computation skills by solving puzzles with this differentiated Halloween escape room game.
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Doubles Plus One - Grid Game
Practice the doubles plus one addition strategy with this dice game.
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Adding within 1,000 Mystery Image Reveal Worksheet
Practice using the strip diagram to add within 1,000 with this fun mystery picture reveal activity.
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Strip Diagram (Bar Model) Poster Pack
Help your students solve problems using the four operations with a pack of printable strip diagram anchor charts.
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Missing Part Path - Find the Missing Number Worksheet
Practice using various subtraction strategies with a fun dice-roll math maze.
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Jump Strategy for Subtraction – Interactive Teaching Slides
Teach your students to subtract two-digit numbers using the jump strategy with an instructional teaching presentation.
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Grade 2 Daily Warm-Up - PowerPoint 4
Warm-up your students' brains each day with this 68-slide PowerPoint containing a variety of quick activities.
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Making Ten Teaching Slide Deck
A 14-slide PowerPoint that uses engaging animations to walk students through the 'making ten' addition strategy.
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Math Problem Solving Cards - Grades 2 and 3
A set of 30 problem solving questions covering a range of mathematical concepts.
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Math Brain Teasers – Grade 2 Word Problems
Challenge your second-grade students to solve these brain teasers with a set of 24 math word problems.
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Two-Digit Addition Using the Split Strategy – Poster and Worksheets
Teach your students how to use partitioning for two-digit addition with this ice cream-themed poster and worksheets.
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Addition Fact Timed Tests & Trackers
Assess and track addition fact fluency with a printable Math Drill Worksheet pack for addition facts.
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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 Worksheet
Practice using the break apart strategy when adding two-digit numbers with this worksheet.
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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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Number Talks - Making Ten Task Cards
Build number sense skills with this set of 20 task cards.
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Addition and Subtraction Fact Families Teaching Presentation
Use this 19-slide editable slide deck when introducing addition and subtraction fact families to your students.
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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.