Explore all things decimal in this thorough series of introduction activities. Including scripting for the teacher and detailed descriptions and examples, the plan begins by reviewing the basics of place value and writing fractions as...

Flip a coin to determine whether the probability of heads is one-half. Pupils use simulated data to find the experimental probability of flipping a coin. Participants compare the long run relative frequency with the known theoretical...

Math: The only subject where the solution to a problem is seven million matches. Young scholars first complete an assessment task estimating the number of matches they can make from a tree of given dimensions. They then evaluate provided...

Young mathematicians dive into the number line to discover decimals and how the numbers infinitely get smaller in between. They click the zoom button a few times and learn that the number line doesn't just stop at integers. Includes...

Students examine uses for estimating, and round purchase prices to estimate total purchases in a simulated school store setting. They discuss what it means for an item to be on sale, and observe the teacher work through the process of...

In this estimating area activity, students work with their families to draw four small objects found around their house and estimate the area of each object. 

In this square roots worksheet, 9th graders solve and complete 11 different problems that include estimating various square roots. First, they determine the value of each given square root to the nearest tenth. Then, students find the...

In this rounding numbers worksheet, students round three-digit and four-digit numbers to the nearest hundred. Students round eighteen numbers.

Students sort, classify, and graph M & M's. They create pictographs and bar graphs with the colors and numbers in each bag of M & M's. They calculate the ratio and probability based on class results.

Students explore measurement and estimation with non-standard units. In this measurement instructional activity, students discuss items that could be used to measure; they use tooth picks to measure specific items around the classroom,...

Students read How to Train with a T.Rex and Win 8 Gold Medals and solve math problems.  In this dinosaur math lesson, students write a math story to go with the dinosaur story.  Students discuss the needed strategies. Students...

In this pi worksheet, students evaluate the curve of a quarter of a circle. They analyze the length of the curve, and explain that if the area under the curve is equal to pi, the length of the curve above is also equal to pi. Students...

Explore estimation with your math class. They will estimate how many Cheerios are in a box. Then count and group 50 Cheerios on a twist tie and attach groups to represent hundreds. They then discuss and practice skip counting and revise...

Here is a challenging presentation which should be tough for even your top math learners. In it, pupils view 86 slides which take them through many mathematical concepts such as doubling, halving, decimals, word problems, and converting...

Here is a presentation that's chock full of great tips on how to memorize multiplication facts, and how to calculate the area of shapes that aren't perfect squares or rectangles. Many good problems are in each of the slides. A great...

In this rounding numbers worksheet, students practice their math skills as they examine 60 decimal numbers and round them to the nearest tenth place.

In this rounding numbers worksheet, students practice their math skills as they examine 60 decimal numbers and round them to nearest tenth place.

In this rounding numbers worksheet, students practice their math skills as they examine 60 decimal numbers and round them to nearest hundredths place.

In this rounding numbers worksheet, students practice their math skills as they examine 60 decimal numbers and round them to nearest tenth place.

This PowerPoint reinforces the concept of rounding. Each slide of the PowerPoint contains examples of how to round to the nearest thousand or ten thousand. There are various examples that the students must complete on the final few slides.

In this rounding worksheet, students round one side of a hundreds chart up and the other side down. A website reference for additional resources is given.

In this rounding worksheet, students put a check mark in the appropriate place to tell whether numbers have been rounded correctly, then complete 2 additional problems. 

Third graders explore measurement. In this estimation and measurement instructional activity, 3rd graders examine visual examples using standard units to measure length. Students also practice solving problems that their instructors model.

In this pounds and ounces activity, students find 4 objects that weigh more than 1 pound. Students write their names in the table. Students estimate the weight to the nearest pound. Students use a balance scale and a one pound measure to...