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This page provides a list of educational videos related to Number Models for Area. You can also use this page to find sample questions, apps, worksheets, lessons , infographics and presentations related to Number Models for Area.
[4.NF.3c-1.0] Mixed Numbers with Like Denominators - Common Core Standard
By Freckle education
Add and subtract mixed numbers with like denominators, e.g., by replacing each mixed number with an equivalent fraction, and/or by using properties of operations and the relationship between addition and subtraction.
Equivalent fractions using the number line (3.NF.3A)
By Far East Software
Understand two fractions as equivalent (equal) if they are the same size, or the same point on a number line.
Multiplication - Building Arrays: Grade 2
By university of Houston mathematics education
The video describes a student strategy for multiplication by building an array. The video also includes repeated addition and skip counting.
Transitioning from counting to multiplying to find area | 3rd grade | Khan Academy
By Khan Academy
finds the area of a rectangle both by counting unit squares and multiplying side lengths
Writing Equivalent Fractions with Denominators of 10 and 100
By Randykidd
Using Equivalent Fractions to add two fractions with denominators of 10 and 100
Finding equivalent fractions with visual fraction models
By Amy Long
This video explains how to find an equivalent fraction using visual fraction models and also using cross multiplication.
Finding Equivalent Fractions using a Bar Model
By Math with Mr.OK
Explain equivalence of fractions in special cases, and compare fractions by reasoning about their size
[3.MD.7b-1.0] Multiply to find Area - Common Core Standard
By Freckle education
Multiply side lengths to find areas of rectangles with whole-number side lengths in the context of solving real world and mathematical problems
Ex: Multiplying Using the Distributive Property
By Mathispower4u
This video provides examples of multiplication of a monomial and a binomial as well as a monomial and a trinomial using the distributive property.
Dividing Mixed Numbers and Fractions
By Khan Academy
Here is another helpful video from the Khan Academy. In this video Sal Khan clearly explains how to divide fractions when whole or mixed numbers are involved.
Addition & Subtraction of Mixed Numbers: With Same Denominators
By Red River College -Tutoring
Addition & Subtraction of Mixed Numbers: With Same Denominators
Dividing Mixed Numbers
By Davitily
The instructor uses an electronic chalkboard to demonstrate how to divide mixed numbers. One example is modeled using a step by step approach.
Subtracting mixed numbers with like denominators | Fractions | Pre-Algebra | Khan Academy
By Khan Academy
subtract fractions with like denominators
[3.NF.3b-1.0] Equivalent Fractions - Common Core Standard
By Freckle education
Recognize and generate simple equivalent fractions, e.g., 1/2 = 2/4, 4/6 = 2/3, explaining why the fractions are equivalent.
Equivalent Fractions (3.NF.3B)
By Far East Software
Recognize and generate simple equivalent fractions, e.g., 1/2 = 2/4, 4/6 = 2/3. Explain why the fractions are equivalent, e.g., by using a visual fraction model.
[4.NF.1-1.0] Generate Equivalent Fractions - Common Core Standard
By Freckle education
Explain why a fraction a/b is equivalent to a fraction (n x a) / (n x b) by using visual fraction models
[3.NF.3b-1.4] Equivalent Fractions - Common Core Standard
By Freckle education
Students must explain why fractions are equivalent using a visual fraction model.
Subtracting Mixed Numbers With Regrouping
By eHow
When subtracting mixed numbers with regrouping solve the equation of the fractions before working on the whole numbers. A math instructor explains how to create a matching denominator to subtract mixed numbers. He shows examples with paper and marker. Example included: 10 2/7 - 6 4/7.