Order doesn`t matter when purely multiplying | 3rd grade - Free Educational videos for Students in k-12


Order doesn`t matter when purely multiplying | 3rd grade - By Khan Academy



DESCRIPTION:

Use pictures and practice problems to see commutativity and associativity in multiplication.

OVERVIEW:

Order doesn`t matter when purely multiplying | 3rd grade is a free educational video by Khan Academy.It helps students in grades 3 practice the following standards 3.OA.B.5.

This page not only allows students and teachers view Order doesn`t matter when purely multiplying | 3rd grade but also find engaging Sample Questions, Apps, Pins, Worksheets, Books related to the following topics.

1. 3.OA.B.5 : Apply properties of operations as strategies to multiply and divide. Examples: If 6 × 4 = 24 is known, then 4 × 6 = 24 is also known. (Commutative property of multiplication.) 3 × 5 × 2 can be found by 3 × 5 = 15 then 15 × 2 = 30, or by 5 × 2 = 10 then 3 × 10 = 30. (Associative property of multiplication.) Knowing that 8 × 5 = 40 and 8 × 2 = 16, one can find 8 × 7 as 8 × (5 + 2) = (8 × 5) + (8 × 2) = 40 + 16 = 56. (Distributive property.) (Students need not use formal terms for these properties.).


GRADES:

3


STANDARDS:

3.OA.B.5

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