Lesson Plan
EngageNY

The Division Algorithm—Converting Decimal Division into Whole Number Division Using Mental Math

For Students 6th Standards
Make math much simpler with mental math methods. The 16th installment in a series of 21 looks at ways scholars can apply mental math to convert division problems into easier problems with the same quotient. Multiplying or dividing both...
PPT
DataWorks

4th Grade Math: Multi-Step Word Problems

For Students 4th Standards
Solving word problems requires reading comprehension and math computation. Through an interactive slideshow presentation, fourth graders observe and follow each step toward solve multiplication and division word problems. 
Lesson Plan
EngageNY

Mental Math

For Students 10th - 12th Standards
Faster than a speedy calculator! Show your classes how to use polynomial identities to multiply numbers quickly using mental math. 
Worksheet
Savvas Learning

How Many Hundreds?

For Students 2nd - 3rd Standards
Mental math skills are really important to develop. Kids practice metal computation by first adding the hundreds then the tens and ones. There are nine addition and nine subtraction problems to solve. This attractive worksheet is...
Assessment
Achieve

Fences

For Students 7th - 10th Standards
Pupils design a fence for a backyard pool. Scholars develop a fence design based on given constraints, determine the amount of material they need, and calculate the cost of the project. 
Assessment
Achieve

Corn and Oats

For Students 6th - 10th Standards
How much land does a parcel hold? How much fertilizer does it take for a field of corn? Pupils answer these questions and more as they apply ratio reasoning and unit analysis. 
Worksheet
1
1
PBS

Working With Equivalent Fractions, Decimals and Percentages: Activities and Supplemental Materials

For Students 3rd - 8th Standards
Reinforce math concepts using six worksheets that coincide with Virtual Math Girl's video instruction. The practice pages' objectives include writing equivalent fractions, decimal equivalents, and converting percents to decimals and...
Worksheet
Curated OER

Formulae: Mental Tests

For Students 9th - 10th
In this formulae instructional activity, students find the value of a function, compute total cost, and simplify algebraic expressions. This four-page instructional activity contains 30 problems.
Worksheet
Curated OER

Reteach: Choosing the Method of Computation

For Students 3rd - 4th
In this computation methods worksheet, students read about reasons for choosing various methods, read a sample problem and reasoning, then solve 4 additional problems related to the sample problem. A reference web site is given for...
Worksheet
Curated OER

Mental Math Methods

For Students 4th - 6th
In this mental math worksheet, students use mental math methods to solve problems. Students complete 1 addition, 1 multiplication, and 1 subtraction problem using these methods.
Assessment
Achieve

Yogurt Packaging

For Students 7th - 10th Standards
Food companies understand how to use math to their advantage. Learners explore the math related to the packaging and serving size of yogurt. They then use unit analysis and percent values to make decisions on the product development.
Worksheet
Curated OER

Unit 22: Volume

For Students 9th - 11th
In this volume learning exercise, students determine the volume of cubes, prisms, and assorted shapes.  This three-page learning exercise is designed for mental computation.  Answers are provided beside each question. ...
Worksheet
Curated OER

Math: O.R.E.O. Woes

For Students 3rd
In this math activity, 3rd graders apply basic operations to answer six questions about Oreo cookies. Next, they create four math problems using pictures and number sentences.
Worksheet
Curated OER

Mental Math: Use the Properties-Reteach

For Students 4th - 5th
In this mental math reteach activity, students review the commutative, associative and distributive properties, then complete a set of 13 problems. A reference web site is given for additional activities.
Worksheet
Curated OER

What is Less 1-10

For Students 1st - 2nd
In this group counting activity, students count each group and cross out items to make less. Students work towards counting backwards as a strategy to mentally compute "less."
Worksheet
Helping with Math

#6: Addition and Subtraction Equations (2 of 2)

For Students 7th - 8th Standards
This printable contains 12 basic equations to be solved. The first one is worked out as an example, and the answers for all can be found by clicking on a "Show Answers" box found on the website. The publisher has identified this as...
Worksheet
Helping with Math

#5: Addition & Subtraction Equations (1 of 2)

For Students 6th - 8th Standards
Single-step addition or subtraction operations are applied in order to solve these 12 simple equations. An answer key is available, not so much for you, but perhaps to be used by learners as a self-correction tool. Note that the...
Worksheet
Helping with Math

Solving Equations with Two-Stepping! (2 of 4)

For Students 7th - 9th Standards
Multi-step problems are part of the progression when learning to solve equations. These 12 problems require only two steps to arrive at an answer. Either print the page out to assign as homework, or have learners write down the problems...
Worksheet
Helping with Math

#9: Solving Equations (1 of 2)

For Students 6th - 8th Standards
Twelve very simple equations are presented for learners to solve. What is the value of x? What is the value of n? Individuals apply operations to find the answers. You will find the final answers by clicking on the appropriate box at the...
Worksheet
Helping with Math

#10: Solving Equations (2 of 2)

For Students 6th - 8th Standards
In this prealgebra activity, pupils perform addition, subtraction, multiplication, or division operations to solve for an unknown. There are 12 problems to be solved. Use this as a quiz to assess how well your class is grasping the skill...
Worksheet
Curated OER

Think of a Number

For Students 4th - 6th
In this math 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.
Worksheet
Curated OER

Unit 6 Arithmetic: Multiplication of Decimals

For Students 5th - 7th
In this multiplication of decimals learning exercise, learners complete 6 sets of problems. The first two sets of ten problems involve whole number computation. The final four sets involve decimal multiplication. There are a total of 59...
Worksheet
PBS

Working with Common Denominators: Activities and Supplemental Materials

For Students 4th - 6th Standards
Enjoy these straightforward and simple instructional activity pages that practice with different denominators. The practice starts simple with adding fractions together and then works on a recipe that needs to be tripled. 
Assessment
PBS

Working with Common Denominators: Assessments

For Students 4th - 6th Standards
Now that the practice is over, see if young mathematicians can utilize their new skills on finding common denominators and adding fractions. The assessment contains one map challenge and follows with skills practice.