Complete problems using base ten blocks to see the difference in the place value of a decimal and how it affects a number's value. Learners compare decimal values as well. Ample time for discussion and modeling are allowed in the...

Introduce your middle and high schoolers to the correct use of quotation marks. They identify examples of correct and incorrect quotations in magazines and edit a paragraph in groups. Use this lesson as a way to reinforce proofreading...

Fifth graders investigate the Maya's as mathematicians. In this Mayan math lessons, 5th graders work with the ancient Mayan numbering system by comparing it to the American Number System. They tell the differences and similarities...

Investigate simplifying rational expressions. Learners define rational expressions, review how numerators and denominators are polynomials and complete several problems using a checklist to ensure they don't skip any steps. Work can be...

Students investigate place value in base ten. In this number sense lesson, students participate in an online lesson at www.shodor.org/interactivate/activities/NumberBaseClocks and demonstrate how to convert numbers from base ten to other...

Young scholars study addition of fractions with like denominators using illustrations and problem solving.

Fifth and sixth graders use food and candy to help them represent division of fractions and develop algorithms to solve fraction problems. They discuss dividing whole numbers by fractions. Pupils use sticks and chocolate bars to...

Pupils solve multi-step number stories. They create number models to solve number stories.  Everyone chooses the appropriate operation to use after reading the problem, and then work in small groups to...

Does it? Kids find the perimeter and area of different shapes to assess whether their rectangle has guts. In addition to finding the area of a rectangle, learners work to find the area of a trapezoid. All worksheets are included. 

Pupils calculate the time difference between Beijing, China and their local community. They discuss how time difference affects intercultural communication.

Middle schoolers add, subtract, multiply, and divide rational numbers. They find the square and the cube of numbers. They create a game incorporating computation on rational numbers. Everyone works together to write and evaluate...

In this math worksheet, students practice solving the problems with decimals and the operation of multiplication. They answer is to be less than one hundred.

In this decimal worksheet, students solve 23 decimal problems using division, multiplication, addition and subtraction. Worksheet includes word problems.

In this math instructional activity, students multiply numbers that are powers of ten by a whole number and then by decimals. There are four related problems in a set. The first problem involves the whole number multiplication, following...

Fourth graders Split a 2-digit number into tens and ones. They use The Multiplier to partition and solve 2-digit by 2-digit multiplications. They describe how to solve 2-digit by 2-digit multiplications using a diagram.

In this significant digits worksheet, students review the rules for performing calculations with significant digits. Students then express answers with the correct number of significant digits. This worksheet has 3 short answers and 1...

Discuss the definition for a simplified form for a square root. Middle schoolers analyze different forms of a square root, the Product Property of Square Roots, and complete a worksheet.

Students explore the math concept of percents. In this percents lesson, students examine visual examples of the relationships among fractions, decimals, and percents. Students also practice solving problems that their instructors model.

In this finding the sums of word problems worksheet, students add the one-digit word numbers and numerals and use the pictures to assist them. Students solve four problems.

Seventh and eighth graders solve math problems where they multiply positive and negative integers. In this multiplication lesson plan, learners use slate boards to complete problems. The step-by-step plan tells you what to write and say...

In this fractions worksheet, students complete a set of 12 problems, using division to order sets of fractions from greatest to least. A reference web site is given for additional activities. 

Fifth graders review adding, subtracting, multiplication and division of fractions and decimals through a variety of activities and exercises.

Second graders, in pairs, use arrays to explore the relationship between multiplication and division.

Students determine that limited resources require choices. They study the basic concept of a budget and use addition, subtraction, multiplication, and division (with whole numbers, fractions, decimals and/or percents, mixed numbers) to...