Scholars view the video, "Donald Duck in Mathmagic Land," and discuss examples in nature which have proportions of the golden ratio. They measure and record different body lengths from a worksheet and convert the ratios to equivalent...

For this significant digits worksheet, students are given the rules for determining the number of significant digits in calculations and measurements and they solve 5 problems.

In this math worksheet, students are given 9 percentage problems that involve conversion, variables, story problems and fractions.

In this scientific notation practice activity, students convert numbers from standard notation to scientific notation, from scientific notation to standard notation, they add, subtract, multiply and divide and determine significant...

In this multiplying decimals worksheet, students solve 24 multiplication problems. Each problem has a decimal being multiplied by a two or three-digit number.

Middle schoolers examine the growth of marigolds in a greenhouse environment. They chart data in spreadsheets showing plant growth over time and under a number of conditions. They record measures of plant height and greenhouse temperature.

Second graders produce a budget for a party.  In this money management lesson, 2nd graders create a budget for an imaginary party they will have based on a $20.00 limit.  Students observe a video clip in class discussing...

In this long division with decimals worksheet, students solve problems where they complete long division with dividends with decimals. Students complete 10 problems total.

Sixth graders fluently add and subtract money with decimals using the standard algorithm.

Explore how to add and subtract decimals with this interactive lesson. Then test your knowledge with a quick quiz.

This site provides students practice with the concept of adding and subtracting decimals. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.

Sixth graders use estimates and work on strategies for adding and subtracting decimals.

This site is an online lesson plan and practice problems for students learning how to add and subtract two decimal values are provided here. Detailed explanation of both the methods and the practice questions are provided for easy...

Students learn how to properly add and subtract decimal quantities.

Fact Monster: Decimals is a learning module that focuses on digit placement. It also provides videos on how to add and subtract decimals and how to multiply and divide decimals.

[Free Registration/Login may be required to access all resource tools.] The video walks you through an example of pulling out key words to know what operation to use when working with money word problems. The video models converting...

[Free Registration/Login may be required to access all resource tools.] Add and subtract decimals with and without rounding

If you are looking for a website that explains and defines subtraction with decimals you have arrived at an excellent resource. There are even practice problems at the very end of the lesson.

[Free Registration/Login may be required to access all resource tools.] A video and practice questions on how to subtract decimal numbers from the tens place to the thousandths decimal place. [0:47]

[Free Registration/Login may be required to access all resource tools.] A video and practice questions on how to subtract decimal numbers using place-holding zeroes. [1:48]

Practice solving word problems by adding or subtracting decimal numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

[Free Registration/Login may be required to access all resource tools.] Use front-end estimation to estimate decimal sums

[Free Registration/Login may be required to access all resource tools.] Estimate decimal differences using front-end estimation

[Free Registration/Login may be required to access all resource tools.] In this learning module, students are presented with a sequence of decimal numbers and they must identify the pattern rule and predict the next decimal. Includes...