Noyce Foundation
Sewing
Sew up your unit on operations with decimals using this assessment task. Young mathematicians use given rules to determine the amount of fabric they need to sew a pair of pants. They must also fill in a partially complete bill for...
Virginia Department of Education
Rational Expressions
Demonstrate the progression of operations with rational expressions through a multi-day lesson, equipped with worksheets for each day. High schoolers develop the concepts needed to perform operations with rational expressions. They learn...
Curated OER
Adding and Subtracting Like Mixed Numbers (9)
For this adding and subtracting mixed numbers worksheet, students add whole numbers and fractions with common denominators. Students solve 10 problems.
Curated OER
Fraction High-Low Card Game
In this fraction high-low card game, 5th graders make 45 fraction index cards. They play a game in groups of three where they add the fractions on two cards and guess high or low for the next person's sum. Then they answer 3 questions...
Curated OER
Adding Decimals
In decimal addition worksheet, students practice their math skills as they mentally add the decimal numbers in 6 problems, fill in 4 patterns, and solve 4 more decimal problems.
Curated OER
Addition-Mixed Numbers
In this addition of fractions instructional activity, students complete 20 problems, supplying the missing addend in a mixed number problem.
Curated OER
Adding and Subtracting Decimals
Students practice adding and subtracting numbers with decimals. For this decimals lesson plan, students use grid paper and money to learn how to add and subtract decimals.
Curated OER
Adding and Subtracting Decimals
Fourth graders develop the concept of adding and subtracting decimals. In this decimal lesson, they participate in a teacher directed demonstration of how to add and subtract decimals. They work in teams as each person performs one step...
Curated OER
Meter Marker Mania
Pupils identify integers as rational and irrational numbers. In this algebra activity, students measure and construct number lines using positive and negative integers. They convert between decimals and fractions.
Curated OER
Adding and Subtracting Fractions with Like Denominators
Students add or subtract fraction parts of mixed numbers before adding or subtracting the whole number parts. In this fractions lesson, students learn to use a ruler to help them add and subtract fractions with like denominators.
Curated OER
Adding and Subtracting Like Mixed Numbers (7)
In this mixed number fractions worksheet, 5th graders add and subtract to solve the mixed number fractions. Students solve 10 fraction equations.
Curated OER
Addition and Subtraction of Rational Expressions
In this rational expressions worksheet, 9th graders solve and complete 15 different problems that include adding and subtracting rational expressions. First, they define Least Common Multiple to get a common denominator in an equation....
Curated OER
Revise Doubling and Halving
For this doubling and halving worksheet, learners practice doubling 16 three-digit numbers, half 16 three-digit numbers and solve 8 additional division and multiplication math problems.
Curated OER
High or Low- Probability
Students use playing cards to examine probability. In this probability lesson plan, students work in groups with a deck of cards and predict if the next card they lay down will be high or low. Students fill out a graphic organizer with...
Curated OER
Radicals
In this radicals worksheet, 9th graders identify and solve 21 different problems that include various simple radical forms. First, they determine if there is a radical in the denominator. Then, students rationalize the denominator by...
Curated OER
How Long Does It Take?
Students investigate the lengths of time various activities take and calculate how long is spent on these activities in a week. They complete a worksheet for each activity that is timed, and calculate lengths of time for simulated...
Curated OER
Multiplication PowerPoint
Providing a step-by-step explanation of two-digit multiplication, a list of vocabulary words associated with this concept, and great examples, this resource would be a terrific classroom addition. Besides the set of of simple...
Illustrative Mathematics
Who is the Tallest?
A simple question, with a not-so-simple answer. Working with whole and mixed number measurements in inches, feet, and yards presents a problem with many possible solutions. A great activity that challenges the minds of young...
Curated OER
Finding the Area of Polygons
Third graders are exposed to finding the area of polygons by decomposing figures and recomposing them into rectangles. This strategy allows children to expand on their prior knowledge of constructing shapes by rearranging parts into...
Curated OER
Adding Mixed Numbers (Different Denominator)
For this math worksheet, students add the problems with the different denominators in the form of mixed numbers. The answers are also available.
Curated OER
Cornbread Addition
Fourth graders, after being given a box of cornbread mix, follow the directions to make the cornbread. They utilize measuring cups to mix all the ingredients together and incorporate adding simple fractions while mixing up the cornbread.
Curated OER
Felt Fraction Common Denominators
Students use felt board in the shape of fractions to discover common denominators. They practice adding two fractions together after determining the denominator.
Curated OER
Smart Doubling
Second graders use mental math in calculations involving addition and subtraction. They study doubles facts to work out addition problems mentally using part and or whole reasoning.
Curated OER
Think of a Number
In this math instructional activity, students engage in a mental math activity. Student think a number and follow several computations with that number and always come up with the answer 9. Students discuss why this happens.