Fourth graders investigate a range of circles, each with a different radius, diameter and circumference and assemble this information in their search for relationships.The measurement of circles and the relationships to be found within...

Middle schoolers create a spreadsheet to record information about circular objects. They measure and record information from a variety of objects. Students calculate the ratio of the circumference to the diameter of each object. They...

Students discuss scale diagrams and maps as well as the use of spreadsheets to find the best scale to use in a model before practicing scale and ratio problems on their own.

This unit introduces a number of important concepts relating to fractions. The first of these is that fractions represent parts of regions and sets and so are useful in a large variety of situations. Whole numbers are not enough by...

Sixth graders conduct a survey and collect data to construct a bar graph that will then be changed into a circle graph. With the bar graph, 6th graders compare estimated fractions and percentages and estimate percentages. With the circle...

Students engage in a instructional activity that is concerned with the standard of comparing the quantities of whole numbers using different strategies from the concrete to the abstract. They count objects and compare them, use symbols...

Learners work with dominoes to recognize the number of spots on each side as they relate to addition facts. In this seeing doubles instructional activity, students make triangle shaped flash cards for the double facts. Learners represent...

In this math worksheet, students follow the directions on the page to learn how to compare decimal and fractional numbers. Students answer 7 questions.

In this percentages learning exercise, 5th graders solve and complete 3 different problems. First, they complete the table shown with the correct fraction, decimal and percentage. Then, students find the percentage of each given number.

Students subtract using decimals and find half of a decimal number. They write and solve problems which involve decimals and which require a choice of one or more of the four arithmetic operations.

In this algebra worksheet, students divide circles into equal portions as they explore percents and decimals. They convert between decimals and fractions using ratio and proportion. There are 8 questions.

Students review estimation, measurement, fractions, decimals while familiarizing themselves with a new classroom at the beginning of the year.

For this Mexican money worksheet, students read about Mexican money values, then complete a chart, filling in amounts as fractions, decimals and US dollar equivalents.

In this model percents practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.

In this fractions worksheet, students complete a chart where they record fractions of minutes interpreted by seconds of how fast athletes were. Students complete 8 spots in the chart and 3 questions.

In this fractions and decimals practice worksheet, learners sharpen their problem solving skills as they solve 6 story problems.

In this machine representation of a number activity, students explore definitions such as floating-point, round-off error, binary representation of a number, mantissa, and sign bit. They identify significant digits and determine how...

In this proportions and ratios worksheet, middle schoolers solve 6 short answer problems. Students find the foreign currency exchange rates for six countries. Middle schoolers express the exchange rate as a proportion or ratio.

In this number sense instructional activity, students find numbers that are between fractions, complete subtraction problems, complete multiplication problems and more. Students complete 6 problems.

Seventh graders solve real-life problems involving sales tax, discount, and simple interest. They find the amount of discount. In groups, 7th graders examine a sales advertisement. Given a budget, they choose purchases, and figure the...

Fifth graders play a game using origami cubes with fractions and decimals written on them.  In this ordering instructional activity, 5th graders order the fractions and decimals while earning points for their team. 

In this decimals worksheet, students complete problems involving decimals, percents, fractions, word problems, and charts. Students complete 72 problems total.

In this algebra lesson, students rewrite percents as decimals and decimals as fractions using a calculator. There are 34 problems with an answer key.

In this percentages worksheet, students color 25% of 100 small squares blue, 35% red and 30% yellow. Students figure out how many squares they have left and then what percent of the 100 squares are left. Students then work out 5...