Compute sums mentally using the commutative and associative properties of Addition, compatible numbers, and compensation.

The force is strong in this video. Join us for some Jedi math tricks to help you solve addition and subtraction problems using mental math strategies. Tools like doubles facts, making tens, and breaking apart numbers are great ways to...

Let's head to the park and help out our MightyOwl friends track what their working on. In this video we will be solving addition and subtraction problem using mental math strategies such as ten facts and doubles facts. Let's go!

Mental Math for 1st Grade | Learn Addition - Kids Academy If you are here right now, chances are that your little one is at that stage when you have to teach him mental math for grade 1. And well, if that’s the case and if you are...

Welcome our new video: Mental Math Strategies and Activities for Kids | Kids Academy Math strategies and activities for kids are the healthiest activities for kids and their brains. The more they work with math the sharper their minds...

Do you need a quick refresher on how to solve one-step equations using addition and subtraction? Then this video is for you! I will show you the step-by-step process for solving equations by walking you through several examples using...

In this lesson we explore fact families: three numbers that make addition and subtraction sentences together. Learning fact families helps students relate addition and subtraction, solve for unknowns, and identify missing addends. I'd...

Addition of Multi-Digit Whole Numbers.

Addition of Multi-Digit Whole Numbers.

This video introduces the fundamental ideas of addition as putting things together. Starting with counting people and objects, students will build foundational knowledge of addition concepts. This video begins with concrete learning like...

Mr. R.'s fun Music Video about Adding Double Digit Numbers in Your Head! My Doggie Decompose! Learn mental addition the Singapore math way!

Pirate Subtraction for Grade 1 - Addition and Subtraction Worksheets | Kids Academy Let’s learn to count coins with this engaging video from Kids Academy! A real teacher will review coin value with your child, helping him or her recall...

If train A is moving towards train B, and each train moves at 75% the speed of light (relative to the ground), will an observer on train A think that train B is moving at 150% the speed of light? But nothing moves faster than the speed...

In this video, the teacher explains how to mentally add or subtract 10 to a number using a hundreds chart. The charts are used to visualize the addition or subtraction process, making it easier to understand and solve the problems mentally.

In this lesson, students will learn how to solve addition problems using the partial sums method. They will understand how to break down numbers into expanded form and add the values of each place before combining them for a final sum....

This video introduces and practices Counting On facts.



This is perfect for kindergarten, 1st grade, 2nd grade, and early learners. This video covers counting on math facts practice. Whether you're teaching in the classroom or...

Double the trouble, double the fun. Join us in this mighty video as we learn our doubles facts. Doubles are just an easy way to memorize addition and subtraction facts, such as 5+5 or 7+7.

This video teaches us all about adding to 5. Students learn all the different ways to add up to 5 using a five frame. Whether we use 3 plus 2 or 4 plus 1, the five frame always shows 5 in total. Five frames make math quick and easy by...

Good things come in threes, especially at the aquarium! Join Mia today as we learn to add three numbers together to find the total. Mostly, we've learned to add two numbers together, like 2+3, but today we are working with three charming...

Mr. Addit explains rounding and estimating and teaches how to use estimation to add, subtract, and multiply. He models how to estimate products in multiplication math problems.

What can we expect our kids to learn if they're hungry or eating diets full of sugar and empty of nutrients? Former White House Chef and food policymaker Sam Kass discusses the role schools can play in nourishing students' bodies in...

This video explains how to partition numbers. This is an extremely important skill for both children and adults to have. It can greatly assist with mental arithmetic and being able to manipulate numbers. We cover addition and subtraction...

we find two factors of the product of the constant term (the term with no variable) and the coefficient of the squared variable whose sum gives the linear term. These factors are now placed in separate brackets with x to form the factors...

👉 Most embarrassing mistake I ever made in the classroom. The first part of the video I do a good job but have a mental fart at the end. Can you find it? Timestamps:

0:00
Intro
0:30 Start o
f Problem...