Curated OER
Measurement and Time Problems
Take a deeper look at the steps used to solve measurement and time problems. One word problem involving measurement and 1 word problem involving time is taken apart and described in terms of the strategies used to solve each. A...
Curated OER
Broken Calculator Task 2
Start a class discussion around problem solving. This super short, simple presentation, tells children that their calculator is broken, then asks them to solve a single subtraction problem. They solve the problem and discuss the...
Curated OER
Solving Problems and Puzzles
Review the 7's times tables how they relate to division, fractions, problems solving, and using a chart. Basic problem solving strategies are encouraged for each set of different problems.
Curated OER
Addition Grids
Build number sense and provide a problem-solving strategy for solving three-digit addition problems. The class will create number grids in order to solve triple-digit addition. There are two sample problems to solve.
Curated OER
Factors, Primes, Squares
Teach the joys of factoring and introduce prime and square numbers. Upper elementary learners are introduced to these concepts through complete definitions, examples, and practice problems. A variety of strategies, such as factor trees...
Curated OER
Subtraction Word Problems
Budding mathematicians will work through a few word problems using the presented six-step comprehension strategy. They determine what the question is asking, which operation to use, and then solve the problem as a class.
Curated OER
Word Problems
Learners will see first-hand how they can work through a word problem. A given problem is dissected, labeled, and solved, demonstrating how to show work and use problem-solving strategies to complete a word problem.
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Doubling Starter
It is really important to teach kids basic math facts so they can solve more complicated problems later if life. They can practice building number sense and automaticity with this doubling and halving warm up. They are shown a series of...
Curated OER
Number Puzzles: Finding ways to solve them
There are four different word problems (number puzzles) for learners to solve. Each one requires them to think critically about the operation they'll need to use and encourages class discussion. Use as a warm up or prior to a lesson on...
BW Walch
Solving Systems of Linear Inequalities
One thing that puzzles a lot of young algebrists is the factors in a word problem that are taken as "understood". This presentation on solving systems of linear inequalities does a great job walking the learner through how to tease those...
BW Walch
Creating and Graphing Linear Equations in Two Variables
This detailed presentation starts with a review of using key components to graph a line. It then quickly moves into new territory of taking these important parts and teasing them out of a word problem. Special care is taken to discuss...
BW Walch
Creating Linear Equations in One Variable
The example of two travelers meeting somewhere along the road has been a stereotypical joke about algebra as long as algebra has existed. Here in this detailed presentation, this old trope gets a careful and approachable treatment....
BW Walch
Creating Linear Inequalities in One Variable
Just when a young mathematician starts to feel comfortable turning word problems into linear equations, shake things up and throw inequalities in the mix. This excellent, instructive presentation takes the steps for solving an equality...
Primary Resources
Fractions Lesson 3
Help the class understand how to different fractions can be equivalent. Mixed numbers and fractions are defined, equivalent fractions are shown and described, and problem solving strategies are used for a class discussion. Examples,...
Curated OER
Johnny Appleseed
While this presentation only has two sample questions, it provides a thorough exploration of solving word problems. Using a step-by-step method, this resource takes a word problem involving addition and shows how to identify the key...
Curated OER
Household Budgets
Build practical money skills and an understanding of the real world. The class discusses what they know about household budgets, debits, and credits as they relate to banking and problem-solving strategies. They use their math skills to...
Curated OER
Multiplying Decimals
A challenging presentation helps learners practice strategies for multiplying when using decimals. There are lots of good tips regarding these type of calculations, and many good practice problems for pupils to engage in.
Curated OER
Finding Quarters
How do you find a quarter of a given number? The class will see how easy it can be, as they first find 1/2 of a given set of numbers. They are then encouraged to find 1/2 again, which of course is 1/4. A great strategy for learners just...
Curated OER
Pitch Perimeters
Teach your class how to calculate the perimeter of a rectangle with this handy visual aid. Perimeter is described and calculated. Next, students are shown a rectangle and asked to determine the perimeter and discuss their strategies....
Curated OER
Solving Equations
How do you solve a problem when a symbol or letter is used in place of a missing number? Build algebraic reasoning and problem solving skills with this presentation that explains three methods for finding a missing variable. The guess...
Curated OER
Doubling and Halving
A cute square-headed robot is here to help your class understand doubling and halving. Numbers go in his head and come out his ear doubled. Those same number then go in his ear and come out his head halved. This is a great way to show...
Curated OER
Multiplication Word Problems
You can use this resource to introduce younger learners to word problems involving multiplication. The concept is described, and example is provided, and then they can practice by solving each of the three practice problems provided. The...
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Subtraction Grid Starter
Solving three-digit subtraction problems can be as easy as drawing a four by four grid. Learners practice using a grid to solve two subtraction problems.
Curated OER
PowerPoint: Long Division with 2-Digit Divisor
This long division PowerPoint presents a pneumonic device in which the first initial of generic family members names corresponds with the first initial of the proper steps to follow when solving a long division problem with a two-digit...
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