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Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Compare With Multi Step Addition and Subtraction Word Problems

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video shows how to compare numbers in a word problem using multiple operations to find given values and the solutions to the questions posed in the problem. The...
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Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtracting Using Tens and Ones

For Students 1st - 2nd Standards
[Free Registration/Login may be required to access all resource tools.] The video shows a model of how to group using tens and ones, subtract, and then count what is left using the grouping. The video is followed by a series of practice...
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Interactive
ABCya

Ab Cya: Molly Adds & Subtracts From 10

For Students K - 1st Standards
This educational activity provides word problems with manipulatives for kids to practice adding and subtracting within 10. The word problems are read aloud and have objects that can be used for counting. Children may need assistance from...
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Interactive
ABCya

Ab Cya: Molly Adds & Subtracts From 20

For Students 1st - 2nd Standards
This educational activity provides word problems with manipulatives for kids to practice adding and subtracting within 20. The word problems are read aloud and have objects that can be used for counting. Children may need assistance from...
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Interactive
Shodor Education Foundation

Shodor Interactivate: Arithmetic Quiz

For Students 3rd - 8th Standards
This activity gives the user randomized questions to answer on arithmetic with whole numbers and integers.
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Unit Plan
E-learning for Kids

E Learning for Kids: Math: Bbq Party: Counting Forwards & Backwards

For Students 2nd - 3rd Standards
Explore counting and number patterns with Lily as she throws a BBQ party.
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Lesson Plan
Other

Nearpod: Subtraction With Regrouping: Two Digit

For Teachers 2nd - 4th Standards
In this instructional activity on subtraction, students will use the break apart strategy, draw a model, or the standard algorithm to subtract 2-digit numbers.
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Activity
K-5 Math Teaching Resources

K 5 Math Teaching Resources: Two Step Number Patterns [Pdf]

For Students 3rd - 5th Standards
The student learns how to create number patterns involving addition and subtraction.
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Website
Other

Mathpower: Math Fundamental Assignments

For Students 9th - 10th Standards
Math variety of concepts, this colorful website is sure to give your students the chance show what they know. Concepts covered include rounding, division with decimals, order of operations, ratio, percent, multiplication, and division of...
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Lesson Plan
Other

Pbs Teachers: Check It Out [Pdf]

For Teachers 3rd - 8th
Reinforce problem-solving, estimation, addition, and subtraction skills by playing a game in which students are required to use a checkbook to keep track of a vacation budget. Requires Adobe Reader. [PDF]
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Whiteboard
ClassFlow

Class Flow: Number Square Algebra

For Teachers 9th - 10th Standards
[Free Registration/Login Required] In this flipchart, students interact with whole numbers arranged in a square to apply their arithmetic skills of multiplication, addition and subtraction.
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Activity
Teaching Treasures Publications

Teaching Treasures: Year Eight Timed Mental Math

For Students 3rd - 8th Standards
This resource provides an interactive worksheet with just ten problems as an independent practice or a quick assessment.
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Activity
Teaching Treasures Publications

Teaching Treasures: Year Eight Timed Mental Math

For Students 3rd - 8th Standards
Improve your computation skills using this timed interactive worksheet.
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Activity
NumberNut

Number Nut: Ordering Operations With Parentheses

For Students 3rd - 8th Standards
A thorough lesson on order of operations that includes detailed examples and related vocabulary.
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Unit Plan
Khan Academy

Khan Academy: Addition and Subtraction Word Problems 2

For Students K - 1st Standards
Practice solving more challenging word problems with addition and subtraction. Numbers used are 20 or less. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
Khan Academy

Khan Academy: Add and Subtract on the Number Line Word Problems

For Students 1st - 3rd Standards
Practice adding and subtracting using the number line. Numbers used are 100 or less. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unknown Type
Khan Academy

Khan Academy: Practice: Add and Subtract Within 100 Word Problems 1

For Students 2nd - 3rd Standards
Practice adding and subtracting within one hundred with these multiple-choice problems.
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Unknown Type
Khan Academy

Khan Academy: Practice: Add and Subtract Within 100 Word Problems 2

For Students 2nd - 3rd Standards
Practice adding and subtracting within one hundred with these multiple-choice problems.
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Interactive
Fun Brain

Fun Brain: Math Car Racing Game

For Students Pre-K - 1st Standards
Players must choose the mathematical expression with the highest value to win. Tests understanding of basic arithmetic skills involving the addition, subtraction, multiplication, and division of whole numbers.
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Activity
Other

Mathpower: Elementary Algebra Assignments

For Students 3rd - 8th Standards
Test your algebra aptitude at this colorful website filled with algebra assignments for upper elementary and middle school students. Assignments explore algebra concepts using addition, subtraction, multiplication, fractions, division,...