Curated OER
The Real Number System
Learners analyze the real number system. They discuss real numbers, rational and irrational numbers, integers, whole numbers, natural numbers and more of the real number in the system. They differentiate between all these numbers.
Curated OER
Express Whole Numbers as Fractions
Apply fractions in the real world using these 10 word problems, each of which has a space for scholars to work out the equation. The problems give whole numbers for scholars to work with, and there aren't any mixed number answers. Pupils...
Curated OER
Introduction to Algebraic Thinking
In this introduction to algebraic thinking, students perform given calculations. They draw a sequence of pictures to explain the equation. This five page worksheet contains six multi-step problems.
Curated OER
Whole Numbers
In this whole numbers instructional activity, students write equivalent equations. This one-page instructional activity contains 10 problems.
Curated OER
Linear Equations
In this linear equations learning exercise, students solve and complete 74 various types of problems. First, they solve each equation as shown. Then, students write the answer as a whole number or a fraction in reduced form.
Curated OER
Whole Numbers
In this whole numbers worksheet, students solve and complete 40 different word problems. First, they determine the amount of a paycheck once income tax is paid. Then, students determine the balance of an account after a deposit described...
Curated OER
Integers and the Number Line
In this integers and number line worksheet, students solve and complete 27 different problems that include identifying integers on a number line. First, they name the coordinate of each point on a number line. Then, students graph each...
Curated OER
Stem-and-Leaf Plots
In this stem-and-leaf plots learning exercise, 8th graders solve and complete 3 different problems that include creating stem-and-leaf plots to solve problems. First, they determine the median, minimum, range and mode of the given set of...
Curated OER
Reciprocals of Fractions and Whole Numbers
In this reciprocal worksheet, learners write the reciprocal of improper and mixed fractions. This one-page worksheet contains 16 problems.
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Decimal Addition
In this decimal addition worksheet, 7th graders solve 20 different problems that involve adding decimals. First, they write one decimal above the other with their decimal points lined up. Then, students add the two numbers as they would...
Curated OER
Estimating Sums and Differences
In this estimation of sums and differences worksheet, 7th graders solve 20 different problems that are related to estimation of numbers. They add or subtract each problem as shown. Then, students estimate the sums and differences for...
Curated OER
Rounding
In this rounding worksheet, students solve 9 different problems that include various forms of rounding numbers. First, they round each number to the nearest whole number and then tenth place. Then, students write each number to 2 decimal...
Curated OER
Number Manipulation
In this number manipulation activity, students solve 4 different types of problems that include number manipulation. First, they use division, multiplication, addition, or subtraction to make each set of numbers into equations which...
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Dividing Decimals
In this mathematics worksheet, 6th graders find the quotient for each problem listed. Then thy explain their estimates, divide, and multiply to check their answers.
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Addition/Subtraction Strategies
Third graders recall all their addition and subtraction facts to 20. They use the relevant number strategy with whole numbers. Students are taught place value in relation to decimals, and identify 'which decimal is larger.' They...
Curated OER
Convert Roman Number to Whole Number
In this number conversions learning exercise, students convert the Roman numeral to a whole number. Students convert 20 Roman numerals.
Curated OER
Factors
In this factors worksheet, 7th graders solve and complete 20 different problems for determining the factors of each number listed. They find all the factors for each number given. Students divide each whole number by another whole number...
Curated OER
Estimating Quotients
In this estimating quotients worksheet, students solve 20 different problems that include estimating a variety of quotients in each. They divide each whole number and then estimate the answer in each problem to the nearest whole number.
Cut the Knot
Cut the Knot!: What Is a Number?
Casual and clear but definitely upper-level discussion of rational, real, imaginary, and several other types of numbers. Links to related sites.
CK-12 Foundation
Ck 12: Elem Math: Rounding to the Nearest Whole Number
[Free Registration/Login may be required to access all resource tools.] The video describes the process of rounding a decimal to the nearest whole number and gives an example. The video is followed by a series of practice questions to...
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Numbers
Math Forum response to request for information on various number sets. Also defined and discussed are integers, natural numbers, whole numbers, irrational numbers, transcendental numbers, and algebraic numbers.
Other
Athens State University: Greater Than, Less Than
A very thorough lesson plan where middle schoolers explore the concept of "less than" and "greater than," using cookies.
CK-12 Foundation
Ck 12: Arithmetic: Comparison of Integers With Absolute Value
[Free Registration/Login may be required to access all resource tools.] Compare and order integers by using a number line and inequality symbols
CK-12 Foundation
Ck 12: Arithmetic: Combinations of Decimal Money Amounts
[Free Registration/Login may be required to access all resource tools.] Write amounts of money as decimals.