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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Decorate a Pumpkin - Halloween Addition Game
Practice finding sums up to 12 with this fun Halloween Math Game!
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Adding 2-Digit Numbers - Fall Math Task Cards
Celebrate the coming of Autumn and practice adding 2-digit numbers with this set of 18 task cards.
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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.
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Mystery Pattern Grids (Addition)
Solve addition facts, interpret coordinate planes, and draw shapes to reveal a mystery picture.
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Adding Four 2-Digit Numbers Task Cards
Practice adding four 2-digit numbers together with this set of 16 task cards.
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2-digit + 1-digit Task Cards
Practice adding 2-digit and 1-digit numbers with this set of 18 number sentence task cards.
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Adding 2-Digit Numbers Task Cards
Practice adding 2-digit numbers with this set of 18 number sentence task cards.
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Multi-Step Problem Solving Worksheet
Solve a multi-step problem and explain the mathematical reasoning behind the process with this simple assessment worksheet.
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Math Mazes – Making Ten
A set of mazes where students find missing addends to solve the maze.
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Color by Number – Repeated Addition
An engaging activity to prepare students for understanding the concept of multiplication.
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Addition Strategies Worksheet
A worksheet to use when reviewing different addition strategies.
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Find Your Detective Call Sign Worksheet
An addition worksheet students use to find their own special detective call sign.
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Addition Match-Up Puzzles
A set of 15 match-up cards to scaffold work with addition word problems.
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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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Add and Reveal PowerPoint – Addition Practice
A PowerPoint for students to interact with when practicing addition facts.
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Color By Number - Mental Math Practice
A set of 5 color by number sheets that can be used to practice mental math.
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Active Learning Guide for Grades 2-3 - Week 1
Use this weekly active learning guide to celebrate National Physical Fitness Month in your Grade 2 or Grade 3 classroom.
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Addition Strategy - Decompose, Then Make 10 Worksheet
Build addition strategies using digits 1-10 with this two-page decomposing numbers worksheet.
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Classroom Spinner Template - Math Equations
A classroom spinner template focusing on math equations using addition and subtraction.
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Number Talks - Fluency to 20 Task Cards
Build number sense skills with this set of 24 task cards.
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Make Two Math Machine Worksheet
A worksheet to use when practicing algebraic reasoning.
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Target Number Math Warm-up Activity
A great math warm-up activity where students brainstorm number sentences that equal a 'target number'.
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Grade 2 Daily Warm-Up – PowerPoint 3
A 71-slide PowerPoint presentation containing a variety of quick warm-up activities.
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Grade 2 Daily Warm-Up – PowerPoint 2
A 73-slide PowerPoint presentation containing a variety of quick warm-up activities.
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Grade 2 Daily Warm-Up – PowerPoint 1
A 78-slide PowerPoint presentation containing a variety of quick warm-up activities.
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Friends of 20 – Addition Match-up Activity
A set of 40 matching cards to explore the number combinations of 20.
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Math Mazes - Addition and Subtraction
A set of puzzling mazes that require addition and subtraction skills to solve.
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MLK Day Hidden Message - Lower Grades
Practice addition and subtraction facts within 20 to uncover a meaningful quote.
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Subtraction Dog – Worksheet
Practice subtraction facts with this set of differentiated worksheets.
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Addition Worm – Worksheet
A set of differentiated addition worksheets.
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Word Problem Task Cards - 2-digit + 1-digit Addition
Practice adding 2-digit and 1-digit numbers with this set of 16 word problem task cards.
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Missing Addend Picture Puzzle – Level 2
Solve the missing addition sentence by matching the addend with its equation, completing the puzzle.