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PPT
Curated OER

Mental Math - Multiplication and Division

For Teachers 3rd - 5th
A challenging presentation outlines strategies for using mental math when multiplying and dividing. Learners solve a variety of problems while getting tips along the way. The PowerPoint should challenge even your best math pupils. Very...
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PPT
Curated OER

Mental Math, Adding Decimals, Multiplication Facts

For Teachers 3rd - 4th
A thorough presentation is chock full of great tips on how to develop mental math skills, add decimals, and reinforce the memorization of multiplication facts. Learners solve a variety of problems, while getting tips along the way. An...
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Worksheet
Curated OER

Mental Math: Adding 10s

For Students 1st
To develop mental math skills for adding 10s, learners read an example, solve one carefully scaffolded problem, and then complete 6 more independently. Pictures of 10-rods make the connection between sets of 10 and the corresponding...
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Activity
Illustrative Mathematics

Fundraising

For Teachers 4th - 6th Standards
In order to solve for who raised the most money, learners will need to choose an appropriate math strategy or tool to help them. Two possible solutions, one involving pictures and one involving abstract thought, are presented in the...
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Worksheet
Curated OER

Speed Trials #4

For Students 2nd - 4th
Challenge your third graders' multiplication skills with multiplication drills. After reviewing the times tables up to 10, have them work on sixty problems, either as a unit assessment or a time trial. For a shorter activity, cut each...
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Worksheet
Curated OER

Number Puzzles

For Students 1st - 2nd Standards
These math puzzles are sure to get your first and second graders thinking. Nine word problems about odds and evens, as well as greater than and less than, keep learners guessing. If you're working on mental math in your class, use these...
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Worksheet
Curated OER

Multiples of 9

For Students 3rd - 4th
Your third graders might know how to solve multiplication problems with multiples of nine - but what if the problems are written out? Four sections of multiplication problems prompt learners to interpret the way each problem is written...
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Worksheet
Curated OER

Multiples of 8 #2

For Students 3rd - 4th Standards
How quickly can your third graders recite their eight times table? Help them with their mental math by focusing on multiplying by eight. After completing six number sequences, pupils solve word problems and multiplication sentences. A...
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Worksheet
Curated OER

Times Tables Practice Grids

For Students 3rd - 4th
Warm up your third graders' times table skills with a helpful learning exercise. With six grids detailing different times tables, this resource is sure to help even your struggling multiplication learners. Use it as a reference page once...
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Worksheet
Curated OER

Subtraction Word Problems

For Students 1st - 2nd Standards
Practice mental math using a worksheet full of subtraction word problems! First graders subtract slices of pizza, books from a shelf, and balls that are buried by a dog. They write the answer to each problem in the space provided after...
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Worksheet
Curated OER

Multiplies of 9 #2

For Students 3rd - 4th Standards
Reinforce the multiplying by nine as a number pattern. After completing sequences of the multiples of nine, pupils decipher a pattern in the entire nine times tables. Finally, they write down any patterns that they see. A great way to...
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Worksheet
Curated OER

Subtraction Sentences, Part 2

For Students 1st - 2nd Standards
Take word problems one step further with apples, dimes, and bricks! After reading the word problems, first graders write out the subtraction sentence and solve the problems. For extra practice, bring in different items and have them...
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Worksheet
Curated OER

Using Doubles

For Students K - 2nd Standards
Bring this easy shortcut to your first grade addition lesson!  By adding doubles (6+6, for example), and then adding or subtracting 1, kids learn how to solve simple addition problems with ease. This trick is especially helpful for...
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Worksheet
Curated OER

Picture Graphs

For Students K - 1st Standards
An innovative way to practice reading data, as well as the four operations! Three picture graphs prompt first graders to count marbles, books, and pets. They also solve addition and subtraction problems. Additionally, they work on...
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Worksheet
Curated OER

Multiplying by 10 and 100

For Students 4th - 6th Standards
Work on multiplication and division with your fifth graders. They practice multiplying and dividing by 10s and 100s in four sections of problems, all written in varying formats. A great way to reinforce your math lesson!
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Worksheet
Curated OER

Multiplies of 8

For Students 3rd - 4th Standards
Master mental math using multiples of eight. It features several different types of multiplication problems, such as written equations, horizontal equations, and word problems. The 8 times table is at the top of the page for quick...
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Worksheet
Curated OER

Multiples of 8 Drills

For Students 3rd - 5th Standards
Who can finish this multiplication drill first? Third graders practice their 8 times tables with this speed trial, which includes 60 multiplication problems. Each problem multiplies 8 by a number from 1 to 10. Give the whole page as an...
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Worksheet
Curated OER

Speed Trials #6

For Students 3rd - 4th Standards
Put your math whizzes to the test with a speed trial instructional activity! Third graders zip through 60 multiplication problems, all including digits from 0 to 10. Who can finish first? Use the whole instructional activity or cut each...
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Worksheet
Curated OER

The Rest of the 7s

For Students 3rd - 5th Standards
Help your fourth graders master the 7 times table. They complete number sequences and solve multiplication problems in numerical and written formats. Once they finish this activity, they'll be ready to take on 8s and 9s! 
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Worksheet
Curated OER

Speed Trials: Final Test

For Students 3rd - 5th Standards
How quickly can your third graders solve these 63 math problems? Ranging from addition, subtraction, multiplication, and division, you can use this resource to assess your students' mental math. Cut the activity into thirds to make the...
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Worksheet
Curated OER

Speed Trials #5

For Students 2nd - 4th Standards
How fast can your learners solve these 60 multiplication problems? With numbers from 0 to 10, this resource helps your third graders race through three columns of short multiplication drills. Who can finish first? Use this list of...
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Worksheet
Curated OER

Multiplying by 10, 100, and 1,000

For Students 4th - 6th Standards
Master your multiplication skills with problems that get progressively difficult as pupils go on. After reviewing the example of problems with 10, 100, and 1,00, they work on 42 more problems. Two of the sections provide one multiplier...
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Lesson Plan
Curated OER

Number of the Week

For Teachers 3rd - 5th
Here is an inventive, easy, and quick mental math activity you can use with your charges each week. You write a number on the board, then a student selects a card which tells them what to do with the number. One card says, "Multiply by...
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Worksheet
Curated OER

10 More or 10 Less?

For Students K - 2nd Standards
Take a rocket to the stars with using a math worksheet. Here, four sets of alien saucers, moons, rockets, and stars prompt young learners to match numbers with one more or ten more. Color the pictures for extra fun when students are...