Curated OER
What's in the Bag?
Help your students identify the attributes of two-dimensional shapes. They read the book Round is a Mooncake, and use pattern blocks to sort shapes. Students sort shapes according to their attributes.
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Addition
Looking for some straightforward addition practice? You found it! Mathematicians calculate sums between double-digit addends, using examples as guidance. There are 12 problems total. Next, they answer two simple addition word problems....
Illustrative Mathematics
Boxes and Cartons of Pencils
Boxes and cartons of pencils are a natural, real-world example for understanding bundles of ten and their relationship to a hundred. When you have many cartons, you can discuss place value, and how to represent multiple hundreds.
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Study Buddies: Multiplying by Two-Digit Numbers
Learners solve a multiplication problem in which they must multiply two 2-digit numbers with the help of a "Coach". Pupils follow a step-by step process and notes are provided for the coach.
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How to Do Long Division
Here is a calculating the quotients worksheet in which learners read the steps to solve and observe the example of a division problem before solving the long division problems with remainders. They solve 12 problems.
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Developing Strategies for Addition and Subtraction
Primary graders develop strategies to assist them with addition and subtraction. They discover number combinations and numerical facts which enable them to add and subtract more effectively. Young scholars use these techniques to...
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Number Patterns
Help your learners to identify even and odd numbers. In this number sense lesson, they read the book Madeline and use counters to identify which number has a "partner." Learners write down odd and even numbers on a whiteboard.
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1 Less or 1 More
Complete these images with values one less and one more; young mathematicians fill in bunches of flowers, starting at a middle number and working their way to the right by addition and to the left by subtraction. For each flower they...
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Using Groups of Ten to Solve Problems
Upper graders solve math problems involving multiplication using specific strategies. They will use base-ten blocks, hundreds charts, and number lines to solve multiplication problems. Then they will practice several of the strategies...
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Subtracting Greater Numbers
In this subtraction worksheet, 4th graders subtract 13 math problems involving 4 and 5-digit numbers. Students solve 1 word problem with a chart.
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Permutations and Combinations
In this permutations and combinations worksheet, students solve 13 word problems. Each problem presents a common situation and asks students to tell the number of possible combinations.
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Multiplication Facts for 2,5, and 10
Students practice multiplying by 2, 5 and 10. In this multiplication lesson plan, students participate in a teacher demonstration lesson plan of grouping for multiplication or making arrays. They concentrate on two's in this lesson plan...
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Addition With Regrouping
In this addition with regrouping activity, students complete a set of 12 problems; all problems are laid out in a "graphic organizer" style box and the tens and ones columns are labeled.
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Borrow to Subtract
In this subtraction worksheet, students solve a total of 12 problems, subtracting using borrowing. Problems are laid out in graphic organizer boxes and the tens and ones columns are labeled.
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Borrow to Subtract #2
In this subtraction worksheet, students solve a total of 11 problems, subtracting using borrowing. Problems are laid out in graphic organizer boxes and the tens and ones columns are labeled.
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Borrow to Subtract #3
In this subtraction worksheet, students solve a total of 11 problems, subtracting using borrowing. Problems are laid out in graphic organizer boxes and the tens and ones columns are labeled.
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Base Ten Blocks - Rods and Flats (B)
For this using base ten blocks worksheet, students trade flats for groups of rods to solve the problems. Students solve 6 problems.
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Regroup Hundreds homework 22.3
In this subtraction with regrouping worksheet, students observe a problem showing place values, subtracting steps, regrouping, and the difference, and apply the example to solve three-digit subtraction problems. Students solve thirteen...
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Addition Strategies: Compensation
In this math worksheet, students learn the addition strategy of compensation: adding an easy number like 10, 20 or 30 and then subtracting a very small number like 1 or 2. Students solve 12 problems on the page.
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Three-Digit Number: Hundreds Place
Looking at the image of two sets of base ten blocks, learners determine which represents the number shown. This process is fully explained just below the problem. Use for review or extra practice.
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Block Heads
Learners demonstrate whole numbers through one thousand using base ten blocks. They model and describe given numbers using ten blocks.
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Pac Man Subtraction
Third and fourth graders engage in a game using visual symbols, auditory responses and tactile stimuli to further their understanding of subtraction. A worksheet imbedded in this plan explains how to teach the game.
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Study Buddies: Dividing by One-Digit Divisors
Fourth and fifth graders learn long division by one digit divisors. They learn the steps: divide, multiply, subtract, compare, bring down, repeat. Pupils solve five problems in a step by step format.
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Long Division - mathsblog.co.uk
In this long division worksheet, students review the algorithm for finding the quotient in long division problems. They use the process to answer 12 problems.