Expressing Multiplication As Repeated Addition

What better way to celebrate students' birthdays than by creating original math problems? In this open ended challenge, young mathematicians must make numerical expressions using parentheses, exponents, and three other operations that...

Assess young mathematicians' understanding of the role parentheses play in numerical expressions with a quick quiz. Looking at three problems involving the addition and multiplication of single-digit numbers, students must first evaluate...

Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate simple sums.

Young mathematicians search for patterns in a hundreds chart as they learn the meaning of factors and multiples. After investigating the multiples of three as a whole class, students work independently to color in and explore the...

Mix things things up in your elementary math class with a series of problem-solving exercises. Presented with a series of mixed number word problems, young mathematicians are asked to solve them by using either visual fraction models or...

Do your students have what it takes to be the king of math? Find out with this fun skills practice game that covers a wide range of topics from counting and basic operations to measurement and fractions.

What a great way to present multiple-digit addition! Sal adds the numbers 2803 and 1443. He draws a chart representing each of the four place values from the problem and then draws "place value buckets” to represent what each number...

While young mathematicians are still working to memorize their multiplication facts, teach them how to use repeated addition when solving multiplication problems. The second video in a series models this skill with multiple examples,...

Zoe needs to back up her music collection, but do her friends have enough space on their computers to help? Find out as you teach your class how to add two- and three-digit numbers with regrouping. Place value is emphasized as both the...

If you need to extend your four-digit addition example problems, this video is perfect. Sal provides a variety of practice problems firmly based on the place value system. Each problem is wonderfully explained using multiple colors and a...