Teks
Math 2.7
Algebraic reasoning. The student applies mathematical process standards to identify and apply number patterns within properties of numbers and operations in order to describe relationships. The student is expected to:
- (1) determine whether a number up to 40 is even or odd using pairings
of objects to represent the number;
- (A) use an understanding of place value to determine the number that is 10 or 100 more or less than a given number up to 1,200; and
- (B) represent and solve addition and subtraction word problems where unknowns may be any one of the terms in the problem.
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resources for those 'aha' moments
teaching resource
Odd and Even Numbers - Poster
Help students memorize the rules for identifying odd and even numbers.
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Skip Counting by 2s, 5s, and 10s PowerPoint
A 28-page editable PowerPoint to use in the classroom when introducing skip counting by 2s, 5s, and 10s.
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Odd and Even Numbers - PowerPoint
A 23-slide interactive PowerPoint to use when introducing odd and even numbers to your students.
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Open-ended Math Problem Solving - Grades 1, 2, and 3 (Task Card Version)
A set of 20 open-ended problem solving task cards covering a range of mathematical concepts.
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St. Patrick's Day Math Center - Odd and Even Number Sort
Sort odd and even numbers into their corresponding pots with a St. Patricks Day math activity.
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Black and White Number Chart 1–120
A black and white number chart showing the numbers 1-120.
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Addition and Subtraction Rules for Odd and Even Numbers - Matching Activity
A matching activity to use when learning addition and subtraction rules for odd and even numbers.
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Number Talks - Place Value Task Cards
Build number sense skills with this set of 24 task cards.
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What's Missing? - 100 More, 100 Less Task Cards
Find numbers 100 more or 100 less than a given number up to 4 digits with this set of 20 task cards.
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Numbers 1 to 100 - Odds, Evens and Counting in 5's - Space
Numbers 1 to 100 displayed on a bright and colorful poster.
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Number of the Day Worksheet
A number of the day worksheet with a variety of tasks to practice number sense skills.
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Skip Counting by 10s Dominoes
A set of dominoes to use in the classroom when learning to skip count by 10.
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Skip Counting by 2, 3, 4, 5, and 10 Posters and Worksheets
A set of 6 posters showing examples of skip counting.
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Even and Odd Numbers Task Cards - Word Problems
Identify odd and even numbers within word problems with a set of task cards.
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CUBES Bulletin Board and Bookmark Set
Tackle word problems with this CUBES problem-solving bulletin board and bookmark set.
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Ten More, Ten Less Dominoes
Practice adding ten more or subtracting ten from a particular number with a set of 27 dominoes.
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Place Value Work Mat
Practice place value concepts with this work mat for students.
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Skip Counting Number Puzzles
A fun and engaging set of 10 number puzzles to help students skip count in the classroom.
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Make Two Math Machine Worksheet
A worksheet to use when practicing algebraic reasoning.
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Ten More, Ten Less Match-Up - Three-Digit Numbers
Identify ten more or ten less of a given 3-digit number with this set of 36 match up cards.
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Exploring 4-Digit Place Value PowerPoint
A 31-slide PowerPoint template to use when exploring place value to the thousands place.
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4-Digit Place Value - Assessment
An open-ended worksheet to use when assessing your students' knowledge of place value to the thousands place.
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Odd and Even Number House Cards - Sorting Activity
A sorting task to help students identify odd and even numbers from 1-20.
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Open-Ended Math Problem Solving - Grades 1, 2, and 3 (PowerPoint Version)
A PowerPoint with 20 open-ended problem solving questions covering a range of mathematical concepts.
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Math Work Mats
Practice working on specific math concepts with our set of 5 work mats for students.
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Dot-to-Dot Drawing - Counting by 10 - Shark
A dot-to-dot worksheet to practice counting by 10’s to 580.
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Ten More, Ten Less Task Cards
Practice identifying 10 more and 10 less than a given number with our set of 24 task cards.
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Secret Number Patterns – Card Game
Keep your secret number pattern hidden as you race to be the first to create number patterns based on given rules.
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What's Missing? - Ten More, Ten Less Task Cards
Find numbers ten more or ten less than a given two- or three-digit number with this set of 20 task cards.
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Roll and Color Worksheet - Ten More, Ten Less
An interactive worksheet to practice finding the number that is 10 more and 10 less than a given number.
teaching resource
100 More , 100 Less Match-Up - Three-Digit Numbers
Match 3-digit number cards to find pairs that are 100 more or 100 less of each other.
