Lumos Video Store
This page provides a list of educational videos related to Multiply 3-Digit Numbers. You can also use this page to find sample questions, apps, worksheets, lessons , infographics and presentations related to Multiply 3-Digit Numbers.
Multiplying: 3 digits times 1 digit | Multiplication and division | Arithmetic | Khan Academy
By Khan Academy
How about this example? We're going to multiply a 3 digit number by a 1 digit number. Again, no carrying involved.
Multiplication 7: Old video giving more examples
By Khan Academy
This video shows examples of multiplying a 3 digit number times a 2 digit number and an example of multiplying a 3 digit number times a 3 digit number. The instructor walks you through the process step by step on a chalkboard.
Multiplying Single Digit Numbers - Arrays & the Commutative Property (3.OA.1, 3.OA.3)
By Worksheets and Walkthroughs
This video walkthrough guides the students through two single digit multiplication word problems. Solutions are represented as arrays while proving the commutative property.
Steps to Multiply Big Numbers Using the Standard Method
By Joseph Gliddon
This video goes step by step though a standard method to multiply a 3 digit number by a 2 digit number. Examples are shown of step by step process for solving multiplication of multi-digit numbers.
Multiplying Single Digit Numbers by Powers of 10
By StoneBridgeMath
This video demonstrates what it means to multiply a single digit number by a power of ten. For example 4 x 10 5 x 100 or 3 x 1000. This video can be used to build understanding of place value and would be a good precursor to expanded notation.
Multiplying and dividing with integers
By MathPlanetVideos
alculate the following expressions (−4)⋅(−12),−123
[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
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
Multiplying and dividing with significant figures | Decimals | Pre-Algebra | Khan Academy
By Khan Academy
This video takes us through some real world examples of when we should use significant figures when multiplying and dividing. An important note: never consider significant figures until you have reached your FINAL ANSWER. Otherwise, rounding too early will produce more uncertainty about your solution.
Multiply binomials by polynomials
By Khan Academy
Sal finds the values of coefficients a and b that make (2x+4)(5x-9)=ax^2+bx-46 true for all x-values.
Multiply binomials by polynomials
By Khan Academy
Sal expresses the area of a rectangle whose height is y^2-6y and width is 3y^2-2y+1.
Multiply binomials by polynomials
By Khan Academy
Sal expresses the product (10a-3)(5a^2 + 7a - 1) as 50a^3+55a^2-31a+3.
Multiply binomials by polynomials
By Khan Academy
Sal expresses the product (3x+2)(5x-7) as 15x^2-11x-14.
Multiply binomials by binomials
By Khan Academy
Sal expresses (x-4)(x+7) as the standard trinomial x^2+3x-28 and discusses how the general product (x+a)(x+b) can be written as x^2+(a+b)x+a*b.
Multiply binomials by binomials
By Khan Academy
Sal expresses the area of a rectangle whose height is x+2 and width is x+3.
[3.NBT.3-1.0] Intro multiplication - Common Core Standard
By Freckle education
Multiply one-digit whole numbers by multiples of 10 in the range 10–90
Multiplying fractions by whole numbers word problem | Math | 4th grade | Khan Academy
By Khan Academy
solves a word problem that involves multiplying a fraction by a whole number
