Adding Mixed Numbers (Unlike Denominators)
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...
3rd - 6th Math CCSS: Adaptable
Grade 1 Supplement Set A3 - Number & Operations: Addition & Subtraction on the Number Line
Hop your way through a mathematical equation with your first grade class as they learn the idea of moving up and down the number line. Adding and subtracting like little frogs is an engaging and clever way to teach/reinforce this concept.
K - 2nd Math CCSS: Adaptable
Solve Addition Problems: Using Key Vocabulary
Being able to identify key words can make all the difference when solving word problems. The first video in this series on problem solving models how to locate specific words that indicate the solution to a question that involves...
4 mins 2nd - 4th Math CCSS: Designed
Solve Addition Problems Using Complements of Ten
What is a complement of ten and how can it be used to solve addition problems? Build strong number sense, an understanding of place value, and ways for pupils to use complements of ten to solve addition problems with a short video...
4 mins 3rd - 4th Math CCSS: Designed
Solve Addition Problems: Using Partial Sums
When learning to add large numbers, having a solid understanding of place value is essential. In the second lesson in this series, young mathematicians see how expanded notation can make addition of three- and four-digit numbers much...
3 mins 2nd - 4th Math CCSS: Designed
Solve Addition Problems: Using Complements of 10
In a base ten number system, knowing the complements of ten is a huge help when learning addition with larger numbers. The third video is this series models how these special pairs of numbers can be used along with expanded notation to...
5 mins 2nd - 4th Math CCSS: Designed