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Curated OER
Problem-Solving Decisions: Choose the Operation
In this problem solving learning exercise, students read a story problem about the temperature at different altitudes. Students fill out an organization chart to understand the problem, plan a strategy, and then solve it.
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Trading in Subtraction
Second graders solve two-digit subtraction problems without trades using counters and by modeling trades with base-ten blocks. They pair in groups and students open the "Counters Open Mat". Students are given a problem, such as: there...
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Subtraction Worksheet
In this subtraction puzzle worksheet, students solve six subtraction puzzles by solving for the difference of several equations. There are four subtraction problems for students to solve in each puzzle.
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Problem-Solving Strategy: Use Logical Reasoning
In this problem-solving worksheet, students solve 1 mathematical word problem by figuring out the answers to 7 questions. Students record their answers on the lines provided.
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Triple Digit Subtraction
In this triple digit subtraction worksheet, students find differences. In this fill in the blank worksheet, students solve twenty problems.
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Problem Solving
Scholars will learn to solve word problems using addition, subtraction, multiplication or division. Using a grocery store theme, they will identify the best way to solve real-life problems. There are many ways this basic lesson plan can...
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Solving Problems
Second graders become familiar with need strategies for computation of money problems and estimating sums. In this computation lesson, 2nd graders solve real life problems to understand estimation and money problems.
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The Weight of Primates
Second graders practice their problem solving skills. In this addition and subtraction skills lesson, 2nd graders solve word problems that require them to find differences and sums. This lesson features the use of a video titled...
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Using Addition and Subtraction to Solve Problems II
In this addition and subtraction problem solving worksheet, 3rd graders use addition and subtraction skills to answer ten multiple choice word problems.
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Investigate Subtraction
In this investigating subtraction worksheet, students use a number shape to link numbers and create subtraction problems. In this problem solving worksheet, students solve problems using eight numbers.
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Leveled Problem Solving: Writing Expressions
In this writing expressions practice activity, students sharpen their problem solving skills as they solve 6 story problems.
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Guess and Check Word Problems
Using the guess and check method, learners solve six word problems involving multiplication and division. Each problem presents a different scenario for students to solve. The worksheet could be used for individual or small group...
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Decimals Subtraction Word Problems
In this problem solving instructional activity, students practice solving 4 word problems involving decimals and subtraction in the workspace provided for each one.
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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...
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Justifying Answers
Young scholars study story problems and learn how to find and justify their answers. They will use a story problem and then respond to the prompt questions from the teacher. They must add and subtract facts to 6 and learn how to justify...
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Add and Subtract within 20
The sums and differences only reach 20 in this arithmetic worksheet. Scholars answer 10 simple number sentences, some involving two numbers and others with three. They choose the correct answer from a list on the right. There are the...
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How Many Cherries?
Students practice working together as a class to solve simple word problems involving cherries. They make sketches to utilize as a tool for solving problems. With a partner, they select an addition or subtraction problem to illustrate...
Math Salamanders Ltd.
Missing Subtraction facts to 12 sheet 1
Pupils subtract numbers one through 12 and complete missing addend problems. This worksheet includes a helpful number line and 20 problems to complete. Tip: Hand out unifix cubes or chips to help tactile learners solve each problem.
Math Salamanders Ltd.
Column Subtraction 6
In this finding the differences worksheet, learners read two-digit horizontally written problems, rewrite them in columns, and solve with regrouping. Learners solve 12 problems.
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Math Worksheet: Subtraction With Missing Numbers
In this math subtraction worksheet, students solve 80 problems with double digit subtraction. There are blanks in each problem for filling in the missing numbers. Some regrouping is included.
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Three-Digit Addition and Subtraction
In this three-digit addition and subtraction worksheet, students solve 49 problems. Each problem includes two three-digit numbers that students must add or subtract.
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Subtraction: Fill in the Gaps 3
For this mathematical subtraction worksheet, students problem solve eighty subtraction equations by filling in the blanks with numbers that when subtracted from the other given numbers will equal the answer shown.
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Basic Subtraction Facts
In this finding the differences learning exercise, students use a number line to help fill in the missing blanks in subtraction problems. Students solve 20 problems.
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Tricky Averages and Challenging Word Problems
In these two challenging problem solving worksheets, students calculate the mean, median, and mode and apply the results to find which average is best and then solve challenging multiple answers story problems. Students solve 16...