Florida Center for Instructional Technology
A Human Number Line: Teacher Notes
Twenty-one pieces of tagboard can lead your class to a greater understanding of integers when you use them to form a human number line. After creating this math tool, two strategies for adding and subtracting will have your...
Scholastic
Study Jams! + and - Without Regrouping
Addition and subtraction are essential skills for all young mathematicians. Explain the step-by-step process with respect to place value using these real-world examples. Focus is on numbers in the tens, hundreds, and thousands, making...
Curated OER
Adding and Subtracting Radical Expressions
In this algebra worksheet, students add and subtract 28 radical expressions. Eight problems have the same radicand, twenty involve students factoring out a square prior to the addition and subtraction.
Curated OER
Add and Subtract Decimal Tenths
In this math worksheet, students add and subtract using decimals in the tenths place. Students complete 32 horizontal problems, writing the answers in the space provided.
Curated OER
Add and Subtract Decimal Tenths
In this decimal addition and subtraction review instructional activity, students use problem solving skills to solve 32 problems that require them to add and subtract decimal tenths.
Curated OER
Add and Subtract Decimal Hundredths (B)
In this decimal addition and subtraction review worksheet, students use problem solving skills to solve 32 problems that require them to add and subtract decimal hundredths.
Curated OER
Add and Subtract Decimal Thousandths (B)
In this decimal addition and subtraction review worksheet, students use problem solving skills to solve 32 problems that require them to add and subtract decimal thousandths.
Curated OER
Add and Subtract Decimal Tenths (C)
In this decimal addition and subtraction practice learning exercise, students sharpen their math skills as they solve 32 problems that require them to add and subtract decimal tenths.
Curated OER
Add and Subtract Decimal Thousandths (I)
In this addition and subtraction of decimal thousands instructional activity, students solve 32 problems that require them to add and subtract with decimal thousandths.
Curated OER
Add and Subtract Decimal Thousandths
In this addition and subtraction of decimal thousandths worksheet, students solve 32 problems that require them to add and subtract with decimal thousandths.
Curated OER
Add and Subtract Decimal Thousandths (H)
For this addition and subtraction of decimal thousandths worksheet, learners solve 32 problems that require them to add and subtract with decimal thousandths.
Curated OER
Add and Subtract Decimal Tenths (G)
In this addition and subtraction of decimal tenths worksheet, students solve 16 problems that require them to add and subtract with decimal tenths.
Curated OER
Add and Subtract Decimal Tenths (H)
In this addition and subtraction of decimal tenths worksheet, students solve 16 problems that require them to add and subtract with decimal tenths.
Curated OER
Add and Subtract Decimal Tenths (I)
In this addition and subtraction of decimal tenths worksheet, students solve 16 problems that require them to add and subtract with decimal tenths.
Curated OER
Adding Trigonometric Functions
Students identify trigonometric functions. In this trigonometry lesson plan, students add and subtract trigonometric functions. They add sine and cosine waves and relate it to the real world.
Curated OER
One More, One Less
In this addition and subtraction worksheet, students solve 6 story problems. All problems relate to either adding or subtracting 1.
![Three-Digit Addition and Subtractions [M] Worksheet](http://content.lessonplanet.com/resources/thumbnails/218001/large/nziynte5lmpwzw.jpg?1414307971 "Three-Digit Addition and Subtractions [M] Worksheet")
Curated OER
Three-Digit Addition and Subtractions [M]
In this addition and subtraction worksheet, students complete a total of 49 problems, adding or subtracting 3 digit numbers. Answers included on page 2.
Curated OER
Number Sense and Numeration
Students add and subtract integers. In this algebra lesson plan, students discuss number sense as they sort numbers in the correct order. They analyze and label numbers differentiating between rational and irrational numbers.
Curated OER
Rational Expressions Two - Addition and Subtraction
This worksheet is a mix of 24 problems on adding and subtracting rational expressions. All of the problems have unlike denominators. Most require factoring of the denominators, and a few contain mixed expressions and three expressions....
Maths Blog
Adding/Subtracting Whole Numbers in Your Head
Exercise those mental math muscles! This worksheet contains 10 addition and 10 subtraction problems which require learners to compute sums or differences in their heads. A quick review at the top of the page provides a strategy based on...
Curriculum Corner
Fraction Brochures
Make fractions fun and interesting by using a brochure form. Young mathematicians practice and gain a better understanding of how to add and subtract fractions, simplify fractions, and find LCD (least common denominator). The resources...
Curated OER
Adding Decimals with Hundredths
In this adding decimals worksheet, students add numbers with decimals in the hundredths place. Students complete 4 sets of problems.
Curated OER
Adding and subtracting fractions: the same sized slice
Students establish a strategy for adding simple fractions. They convert improper fractions to mixed numbers and interpret drawings and storyboards.
Curated OER
Subtracting Fractions
In this subtracting fractions worksheet, students read about the process of subtracting fractions with like denominators, examine some sample problems, and then solve 6 problems independently.
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