Only numbers with tenths can get in to the number line party, what's a decimal with hundredths to do? This interactive exercise focuses on using what you know about number lines and rounding to the tenths place and then asks you to think...

This interactive activity allows the student to visually practice estimation skills by estimating the number of trees and the percent of trees burned in a forest fire. There are 3 levels that provide estimating practice for large and...

Learn about the effects of alien species on native environments and explore biologists' use of capture/recapture statistics and analysis of sampling techniques by estimating the population size of a tagged species.

Given problem situations involving prisms, student will be able to estimate and solve for volume.

Multiplayer math game where turtle teams on skateboards race by rounding whole numbers to the nearest 10's place value.

Multiplayer math game where alien spaceships race by rounding whole numbers to the nearest 10's place value.

The purpose of this task is to give students an opportunity use quantitative and graphical reasoning to detect an error in a solution. Aligns with A-REI.C.6.

This lesson plan has students subtract and round rational numbers.

Through a video lecture and practice exercises, students estimate the ultimate recovery (EUR) of a hydrocarbon prospect.

This site from the General Chemistry Online of the Frostburg State University provides informaiton on estimating freezing point of a solution from freezing point constant and molality.

Download these worksheets to sharpen your skills working with decimals. Sheets focus on rounding decimals, expanded form, comparing decimals, converting decimals, adding, subtracting, multiplying, and dividing decimals, and order of...

[Free Registration/Login Required] This fun decimal addition worksheet introduces students to the world of operations with decimal numbers. Fifth graders use models to visualize the addition of numbers in the tenths and hundredths places...

The table below gives the areas (in thousands of square miles) for each of the lower 48 states. This serves as the population for this study. Your task involves taking small samples from this population and using the sample mean to...

Given application problems involving similarity and rates, the student will estimate and determine the solutions to the problems.

Practice estimating the volume of real life objects using milliliters and liters. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Geometry is the study of how to use math to describe and investigate different points, lines and shapes. The way that a shape is described in geometry is with a formula, which is simply a mathematical way to calculate different...

This activity allows the student to practice estimating the results of addition multiplication and percentage problems. The activity has 3 levels of challenge.

In this lesson students will practice estimation with computation, counting, length and area.

This site is designed to be used by psychology students at the university level, but it provides helpful instruction for anyone writing critical reviews of non-fiction. Instruction includes everything from how to be critical to...

Students will be engaged by this assignment that has them estimating the areas of irregular surfaces. This includes computing the area of rectangles, triangles, and circles.

This activity allows the user to compare to quantities by estimating. Students use three types of estimations: counting, length, and area. An interactive activity and teacher resources are included.

Learners learn about the major factors that comprise the design and construction cost of a modern bridge. Before a bridge design is completed, engineers provide overall cost estimates for construction of the bridge. Students learn about...

Learn to analyze examples of claims presented in the media that involve estimating a population proportion and population mean.

This lesson plan sets the ground work for an introduction to and then exploring the concepts that are the foundation for probability. Lots of resources are available for teachers and students at this website.