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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Jump Strategy Subtraction Game
Learn how to use the jump strategy to solve subtraction problems with a fun subtraction game.
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Combinations of 20 - Dominoes
A set of dominoes to use in the classroom when learning combinations of 20.
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Doubles Minus One - Worksheet
Practice the doubles minus one addition strategy with this one-page worksheet.
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Doubles Minus One - Grid Game
Practice the doubles minus one addition strategy with this dice game.
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Doubles Plus One - Dice Roll Worksheet
Practice the doubles plus one addition strategy with this one-page worksheet.
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Doubles Minus One - Dice Roll Worksheet
Practice the doubles minus one addition strategy with this one-page worksheet.
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Doubles Minus 1 - Game Boards
30 game boards to use when practicing the doubles minus one strategy with single and double-digit numbers.
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Doubles Plus 1 - Game Boards
30 game boards to use when practicing the doubles plus one strategy with single and double-digit numbers.
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Pandora's Party Palace Math Activity - Lower Level Version
16 mathematics problem solving task cards involving money in a real-world context.
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Doubles to Twenty
A set of 20 posters to help students remember double numbers to ten.
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Math Resource Pack for Parents - Addition and Subtraction
An extensive collection of resources for parents to help Grade 2 and Grade 3 children with addition and subtraction.
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Number Talks Teaching Resource Pack - Grade 2
A collection of number talks teaching resources that support meaningful and highly engaging conversations in the mathematics classroom.
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September Homeschool Resource Pack - Grade 2
A collection of age-appropriate, Grade 2 teaching resources and activities for homeschool parents to use with their children during the month of September.
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Number Facts Board Games
A collection of board games to reinforce your students' knowledge of addition and subtraction fact strategies.