Curated Video
Exploring Number Combinations
How many ways can you make a number? Join Latiffa as she finds out different ways to show the same number, like number 4 or number 7. Decomposing numbers in multiple ways builds numeracy skills, encourages critical thinking, and helps...
Curated Video
Expanding by Place Value
A video entitled “Expanding by Place Value” which explores decomposing numbers according to place value when adding them.
Curated Video
Adding Two 2-Digit Numbers by Making 10s
In this video lesson, students learn how to add two two-digit numbers vertically by breaking the numbers into 10s. The teacher explains the concept of decomposing and clarifies common misunderstandings about the order of addends.
Curated Video
Adding by Decomposing Numbers
In this video, the teacher explains how to build greater numbers by decomposing them. Decomposing involves breaking down numbers into their individual parts, such as tens and ones. The teacher provides examples and walks through the...
Art of Problem Solving
Dividing a Sum by a Number
Divide with sums. A video provides an explanation on whether it is possible to divide a sum by a number and a number by a sum by using the distributive property. Scholars see which procedure holds up under the rules of arithmetic and...