Refine Your Results

Content Curators

Grades

Subjects

Resource Types

Standards

233 resources with the keyterm mental math

Lesson Planet

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...
Lesson Planet

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...
3:57
Lesson Planet

Solve Multiplication Problems: Using Associative Property

For Students 2nd - 4th Standards
Knowing the associative property can make solving addition and multiplication problems much easier for young mathematicians. The final video in this series demonstrates how multiple factors in multiplication problems can be grouped in...
Lesson Planet

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...
Lesson Planet

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...
Lesson Planet

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...
Lesson Planet

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...
Lesson Planet

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...
Lesson Planet

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...
Lesson Planet

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...
Lesson Planet

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...
Lesson Planet

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!
Lesson Planet

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...
Lesson Planet

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...
Lesson Planet

Speed Trials #6

For Students 3rd - 4th Standards
Put your math whizzes to the test with a speed trial worksheet! Third graders zip through 60 multiplication problems, all including digits from 0 to 10. Who can finish first? Use the whole worksheet or cut each column of 20 problems into...
Lesson Planet

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! 
Lesson Planet

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...
Lesson Planet

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...
Lesson Planet

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...
Lesson Planet

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...
Lesson Planet

Speed Trials

For Students 2nd - 4th Standards
Get those pencils moving with these timed multiplication drills! With numbers from 0 to 10, these sixty math problems are sure to challenge your learners' multiplication tables and mental math. Use this activity as a timed quiz in class,...
Lesson Planet

Real-Life Word Problems

For Students 1st - 3rd Standards
Prepare your second graders for word problems with a straightforward review worksheet. Use it after a unit on addition and subtraction up to 100, or after you have worked on money math. A sample word problem prompts young learners to...
Lesson Planet

Recognizing Multiples

For Students 3rd - 5th Standards
Can your fourth graders recognize multiples of 10? What about 11 and 12? Use this learning exercise to enhance your multiplication lesson, or to assess what your math students already know about finding multiples. Given six sets of...
Lesson Planet

Add or Subtract (up to 50)

For Students 2nd - 3rd Standards
Do you add or subtract? It's up to your mathematicians as they fill in the symbol for 16 equations to make them true. The numbers in this section don't exceed 18. Next, learners answer six word problems by determining the missing addend...