Multiplication and division | Arithmetic | Khan Academy (English)

   Wednesday, June 09, 2021   

Starting a new Lecture Notes Series on Multiplication and division | Arithmetic | Khan Academy

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Multiplication and division | Arithmetic | Khan Academy
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Lecture Description of this above Topic:

Lecture 1: Multiplying multiple digit numbers

Lecture 2: Example: 2-digit times 2-digit

Lecture 3: Multiplying: 3 digits times 1 digit

Lecture 4: Example: Expressing division in multiple ways

Lecture 5: Introduction to long division

Lecture 6: Comparing with multiplication: Ron and Hermione strength

Lecture 7: Dividing numbers: intro to remainders

Lecture 8: Division 1

Lecture 9: Dividing numbers: example with remainders

Lecture 10: Dividing numbers: long division with remainders

Lecture 11: Comparing with multiplication: basic exercises

Lecture 12: The idea of division

Lecture 13: Partial quotient method of division

Lecture 14: Intro to multiplication

Lecture 15: Why lattice multiplication works

Lecture 16: Multiplying: 2 digits times 1 digit (with carrying)

Lecture 17: Multiplying: 3 digits times 1 digit (with carrying)

Lecture 18: Example: Ways to represent multiplication

Lecture 19: Division word problem example 1

Lecture 20: Multiplication 7: Old video giving more examples

Lecture 21: Multiplication, division word problems: how many field goals?

Lecture 22: Comparing with multiplication: age

Lecture 23: Multiplication as groups of objects

Lecture 24: Multiplication, division word problems: how many pieces of pizzas?

Lecture 25: Number line 1

Lecture 26: Multiplication word problem example 1

Lecture 27: Level 4 division

Lecture 28: Lattice multiplication

Lecture 29: Multiplying by multiples of 10

Lecture 30: Multiplying: 2 digits times 1 digit

Lecture 31: Multiplication, division word problems: pedaling how fast?

Lecture 32: Basic multiplication

Lecture 33: Partial quotient method of division 2

Lecture 34: Multiplying: understanding by using area models

Lecture 35: Multiplication 3: 10,11,12 times tables

Lecture 36: 2-digit times a 2-digit number

Lecture 37: Multiplying: 4 digits times 1 digit (with carrying)

Lecture 38: Multiplication estimation example

Lecture 39: Multiplying: using an area model

Lecture 40: More on the concept of multiplication

Lecture 41: Multiplication 2: The multiplication tables

Lecture 42: Dividing by two digits example 2