Curated OER
Fractions and Rationals
Upper elementary and middle schoolers solve 16 types of problems to include writing fractions to represent shaded portions, writing a mixed number to represent certain points on a number line, and changing equivalent mixed numbers to...
Curated OER
The Art of Interpreting Percent
Ddefine the relationships between fractions, decimals, and percentages in a series of lessons. The class practices converting between these three versions of a number. They also find the common factor of a numerator and denominator and...
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Fantastic Fractions
Young math whizzes solve 20 various types of equations related to fractions. First, they state each portion shaded as a fraction in lowest terms. Then, they determine the missing numerator or denominator and determine the value of each...
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Inverse Trig Functions
Learners solve and graph 10 different problems that are the inverses of various trig functions. First, they determine which equation is equivalent to a given equation. Then, they find an angle of a right triangle, given its leg lengths....
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Comparing and Ordering Fractions, Mixed Numbers, and Decimals
Create your own fraction kits by folding and labeling paper using fraction vocabulary. Learners then work in groups to use these in comparing and sequencing both whole numbers and fractions. They also create unit cubes and develop an...
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Equivalent Expressions A.10
In this equivalent expressions activity, 9th graders solve and complete 9 different multiple choice problems. First, they determine the expression that is equivalent to the given equation. Then, students write the diameter of a number in...
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Adding and Subtracting Fractions
For this fractions worksheet, students solve and complete 20 different problems that include adding and subtracting various fractions. First, they use the given equivalents to add and subtract the first row of fractions. Then, students...
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Topology - The Mathematics of Distortion
In this topology worksheet, 7th graders solve and complete 12 different problems that include shapes and math distortion. First, they use the forms of capital letters as guides, stretch or bend the shape in the first column into as many...
National Council of Teachers of Mathematics
The Roll Out Fractions Game: Comparing Fractions
Reinforce the concept of comparing fractions with a hands-on, two-player game that calls for a visual model, score board, and dice. Players roll dice to acquire their given fraction, create the fraction using fraction tiles, then compare...
Curated OER
Using Tiling to Find Area
By splitting rectangles into four equal parts, scholars practice calculating area and determining side length. They begin by determining the area of each rectangle before segmenting it. Then, they use the space provided to split it into...
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Investigation- More than 4- Less than 5
Seventh graders practice combining decimals and fractions to find sums which are either greater than 4 or less than 5. Students first approximate the value of each fraction and decimal, then they look for combinations to fit the guidelines.
Curated OER
Problem Solving: Division
A cute zoo theme sets the tone for a problem-solving activity which primes early learners for division. They separate zoo animals into equal groups and then write an equation that expresses the action.
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Algebraic Relationships
Here are 17 various forms of problems that range from matching equivalent expressions to word problems. Included are problems for substutiing values into expressions and using the order of operations, simplifying algebraic expressions,...
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Dividing Using Groups
Three simple slides show the relationship between division and multiplication. Items are grouped into equal sets based on the division problem presented, then related to repeated addition and multiplication.
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When Big Gets Smaller
Upper elementary learners select one of the four phrases stated and write it in each box. Then they choose the best appropriate answer and explain why they chose it for each equation.
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Chocolate Bar Math
How many ways can you use a chocolate bar to engage mathematical reasoning? This slideshow gives you seven to choose from. Part/whole, fractions, counting, and using chocolate bars as arrays are only a few. Note: This is a presentation...
Curated OER
Right on Time
The hour is nigh for your class to practice equivalency problems in the form of time-zone conversions. They write equations to describe elapsed time and apply problem solving strategies, including writing a plan, to solve the problems.
Curated OER
Equivalent Algebraic Expressions
This online worksheet can be printed, projected on the board, or used as example problems for the class to solve. They write equivalent expressions for a set of given equations, 14 total. This page contains an answer link and links to...
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Partitive Division
Partitive division is when you divide a set of objects equally one-by-one. This presentation shows how six items can be divided into three boxes equally. After the concrete division process is complete, the equation is shown along with...
Curated OER
Shots, Standings, and Shopping
Rates and ratios can easily be applied to real-world situations. Learners explore a series of websites in order to procure comparable data. They define ratios and rates, view videos, and use the internet to explore how ratios and rates...
Curated OER
Division Measurement
This presentation introduces division as a form of measurement. Learners measure out equal groups to show how a number is divided. There are three example problems that explain how a person can measure to divide. An interesting way to...
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Logarithmic Forms
There are 10 different problems related to particular logarithmic forms for learners to solve. They express each exponential form equation given in logarithmic form and write out the opposite of each form as illustrated.
Curated OER
Fractions and Measurement
Using a Smart Board, or a plain ol' white board or chalkboard, the teacher pulls up a grid and demonstrates how squares and rectangles can be divided up into equal parts. The class will get their own graph paper to draw shapes and divide...
Curated OER
Equivalence of Fractions, Decimals & Percents
In this fractions, decimals and percents worksheet, students solve and complete 10 different problems that include determining the equivalence of fractions, decimals and percents. First, they complete the information for each picture...