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Subtraction with Base 10 Models
Learning how to regroup can be a difficult concept to learn, as well as teach. This PowerPoint does an excellent job at visualizing the process with step-by-step guidelines and base ten animations. There are multiple examples for...
Illustrative Mathematics
The Napping House
How many people and animals can cram into a single bed? Find out with this cross-curricular math and language arts lesson. Following along with a reading of the children's book The Napping House by Audrey Wood, young mathematicians...
Curated OER
Wallflowers: Adding and Multiplying Integers
Students solve word problems in which they add, subtract, multiply, and/or divide integers, identify rules and patterns for multiplying and dividing integers, create scenarios that represent each expression, and evaluate expressions.
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Adding and Subtracting
Adding and subtracting 100 is a breeze once scholars understand the role place value plays in this math process. They examine four examples before adding 100 to 24 numbers and subtracting 100 from 24 more. If you haven't yet covered...
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Critical Thinking Problems
Young mathematicians practice their reasoning as well as adding and subtracting skills with this worksheet that includes five simple word problems about birthdays. Learners are give pictures of birthday cakes and based on the number of...
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Adding and Subtracting Integers
Middle schoolers use discs in order to add and subtract integers. There are manipulatives present so kinesthetic learners can access the curriculum. They also review the concept of the opposite of positive and negative numbers.
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Math Relay
This is really a math review for older elementary learners to practice making equations using adding, subtracting, multiplying, and dividing in a fun way. They get to move around and play with hula hoops, bean bags, balls, and jump...
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Adding and Subtracting Mixed Numbers Lesson Plan
Students investigate fractions while adding and subtracting mixed numbers. They discuss how to add and subtract mixed numbers and they practice working with mixed numbers. They complete a worksheet while working with mixed numbers.
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Fraction Test: Mixed Operations
In this fractions worksheet, students practice their fractions skills by completing problems. Students complete twenty-five fractions problems. Students add, subtract, multiply, and compare fractions in this worksheet.
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Fraction Food Frenzy
Students study addition of fractions with like denominators using illustrations and problem solving.
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Thanksgiving Subtraction: Worksheet 3
Have fun with subtraction during the month of November. This helpful worksheet includes one word problem and nineteen subtraction problems. The word problem is Thanksgiving themed! Answer sheet is included.
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Word Problems
Word problems are sometimes tricky for learners to solve. Use this resource to help your class cement their problem solving, and addition and subtraction skills.
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Adding and Subtracting Fractions
In this math activity, students add or subtract fractions. Students find common denominators where needed and simplify their answers. Hints are available.
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Shipping on the Hudson
Learners track movements of ships, tugboats, and barges on the Hudson River estuary in order to practice addition and subtraction skills. They solve word problems by reading and interpreting data from a table. They calculate distances...
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Jambalaya's Restaurant
Young scholars use a menu and recipes to work on adding, subtracting, and percentages. They are given they weekly circulators, advertisements, or actual products and students practice figuring out sales tax. Young scholars figure slaes...
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Writing Number Sentences
Learners practice writing number sentences. After reading real world problems, they describe the same situation by writing a number sentence. Students use algebra tiles, or counters, to demonstrate the use zero pairs in solving...
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Visual Sum and Difference Word Problems
Aside from awkward wording, this worksheet has problems for learners to solve. They read each problem then use the provided pictures to solve. Note: The images and language are misleading on this worksheet and may be confusing for...
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Adding and Subtracting Time
In this online math activity, students practice adding and subtracting aspects of time. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific teaching tool!
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North vs. South
Students use information about the Union and Confederate troops to create a bar graph. In this graphing instructional activity, students graph troop information on a bar graph, color coding the information. Students then find...
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Place Values- Subtracting
Students complete math problems. In this place values lesson plan, students view examples of how to subtract numbers in specific place values and then complete a worksheet independently.
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Adding and Subtracting Bears and Goats
First graders evaluate math problems using farm animals. In this consumer math lesson, 1st graders discover math problems which concern quantities of farm animals. Students discover new strategies to help them analyze their...
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Amusement Park Basic Word Problems
In this basic math word problem activity, students practice their math skills as they solve 4 word problems that require them to add and subtract.
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Choosing Numbers That Make Sense
In this number sense worksheet, students complete each of 4 word problems using decade numbers. They add or subtract to determine the answer to the problem.
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Adding/Subtracting--More Than/Less Than
In this counting in 10s worksheet, students look at 10 numbers and write down 10 more for each number. Students look at an additional 10 numbers and write down what is 10 less than in each number.