What Every 5th Grader Should Know about Math I
Video Lectures
Displaying all 38 video lectures.
I. Addition | |
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Lecture 1 Play Video |
Series Content Overview In this video I will give a “What a Fifth Grader Should Know” series content overview of the topics. Start of Chapter 1 can be seen at: https://youtu.be/pfIo1wzawYI Next video in this series can be seen at: https://youtu.be/pfIo1wzawYI |
Lecture 2 Play Video |
Addition of 2-Single Digit In this video I will show how to quickly add 2 single digit numbers whose sums are less and greater than 10. Next video in this series can be seen at: https://youtu.be/fnneMChB9Qg |
Lecture 3 Play Video |
Addition of 2-Double Digits In this video I will show how to quickly add a double digit numbers. Next video in this series can be seen at: https://youtu.be/skB5Se6xIiY |
Lecture 4 Play Video |
Addition of Double Digit Numbers: 1 In this video I will show how to quickly add 2 double digit numbers: 1. Next video in this series can be seen at: https://youtu.be/Fv9bncE9b6U |
Lecture 5 Play Video |
Addition of Double Digit Numbers: 2 In this video I will show how to quickly add 2 double digit numbers: 2. Next video in this series can be seen at: https://youtu.be/7VIKSOhGMGM |
Lecture 6 Play Video |
Addition of Double Digit Numbers: 3 In this video I will show how to quickly add 2 double digit numbers: 3. Next video in this series can be seen at: https://youtu.be/oy5b7a8EtpI |
Lecture 7 Play Video |
Addition of Triple Digit Numbers In this video I will show how to quickly add 2 triple digit numbers. First video in this series can be seen at: https://youtu.be/pfIo1wzawYI |
II. Subtraction | |
Lecture 8 Play Video |
Subtraction of Double Digit Numbers: 1 In this video I will show how to quickly subtract 2 double digit numbers: 1. Next video in this series can be seen at: https://youtu.be/TkgXt8_NpzY |
Lecture 9 Play Video |
Subtraction of Double Digit Numbers: 2 In this video I will show how to quickly subtract 2 double digit numbers: 2. Next video in this series can be seen at: https://youtu.be/TqcNvTwt85A |
Lecture 10 Play Video |
Subtraction of Double Digit Numbers: 3 In this video I will show how to quickly subtract 2 double digit numbers: 3. Next video in this series can be seen at: https://youtu.be/OTZFu7KgcnQ |
Lecture 11 Play Video |
Subtraction of Double Digit Numbers: 4 In this video I will show how to quickly subtract a double digit number from a triple digit number: 1. Next video in this series can be seen at: https://youtu.be/qv0vzyp73Ok |
Lecture 12 Play Video |
Subtraction of Double Digit Numbers: 5 In this video I will show how to quickly subtract a double digit number from a triple digit number: 2. First video in this series can be seen at: https://youtu.be/zurGpVGO2Ys |
III. Multiplication | |
Lecture 13 Play Video |
Multiplication: Introduction In this video I will introduce some of the rules and tricks of successful multiplication. Next video in this series can be seen at: https://youtu.be/rwcNPnQaiu8 |
Lecture 14 Play Video |
Multiplication: Multiply by "0" In this video I will explain the rules and tricks of multiplying by “0”. Next video in this series can be seen at: https://youtu.be/s7qeim8W_Yc |
Lecture 15 Play Video |
Multiplication: Multiply by "1" In this video I will explain the rules and tricks of multiplying by “1”. Next video in this series can be seen at: https://youtu.be/W2IS-ixnW-M |
Lecture 16 Play Video |
Multiplication: Multiply by "2" In this video I will explain the rules and tricks of multiplying by “2”. Next video in this series can be seen at: https://youtu.be/DVFmq3HLxjE |
Lecture 17 Play Video |
Multiplication: Multiply by "3" In this video I will explain the rules and tricks of multiplying by “3”. Next video in this series can be seen at: https://youtu.be/oyLHT9eNxAA |
Lecture 18 Play Video |
Multiplication: Multiply by "4" In this video I will explain the rules and tricks of multiplying by “4”. Next video in this series can be seen at: https://youtu.be/2uS4D75XT60 |
Lecture 19 Play Video |
Multiplication: Multiply by "5" In this video I will explain the rules and tricks of multiplying by “5”. Next video in this series can be seen at: https://youtu.be/BqegJrFJF-Y |
Lecture 20 Play Video |
Multiplication: Multiply by "6" In this video I will explain the rules and tricks of multiplying by “6”. Next video in this series can be seen at: https://youtu.be/KJMjiixccNw |
Lecture 21 Play Video |
Multiplication: Multiply by "7" In this video I will explain the rules and tricks of multiplying by “7”. Next video in this series can be seen at: https://youtu.be/BrlyaDTUtu8 |
Lecture 22 Play Video |
Multiplication: Multiply by "8" In this video I will explain the rules and tricks of multiplying by “8”. Next video in this series can be seen at: https://youtu.be/YlwpkIO3yXc |
Lecture 23 Play Video |
Multiplication: Multiply by "9" In this video I will explain the rules and tricks of multiplying by “9”. Next video in this series can be seen at: https://youtu.be/XIHLBvw98yc |
Lecture 24 Play Video |
Memorizing Multiplication Table MADE EASY! In this video I will explain that memorizing the multiplication table is not as difficult as it seems. Next video in this series can be seen at: https://youtu.be/0tsEklyAka8 |
Lecture 25 Play Video |
Multiplication: Multiply by "10" In this video I will explain the rules and tricks of multiplying by “10”. Next video in this series can be seen at: https://youtu.be/8bOdagHmj94 |
Lecture 26 Play Video |
Multiplication: Squaring a 1-Digit Number In this video I will explain the rules and tricks of multiplying by “10”. Next video in this series can be seen at: |
Lecture 27 Play Video |
Multiplication: Doubling Numbers In this video I will explain the rules, tricks and interesting patterns of squaring numbers. Next video in this series can be seen at: https://youtu.be/9OUoehhfjKU |
Lecture 28 Play Video |
Multiplication of 1 and 2 Digit Numbers In this video I will explain the rules and tricks of multiplying by 1 and 2 digit numbers. Next video in this series can be seen at: https://youtu.be/d92fGDlH5mE |
Lecture 29 Play Video |
Multiplication of 2 2-Digit Numbers: 1 In this video I will explain the rules and tricks of multiplying by 2 2-digit numbers “in your head.” Next video in this series can be seen at: https://youtu.be/cG493xTDYV4 |
Lecture 30 Play Video |
Multiplication of 2 2-Digit Numbers: 2 This video has a mistake. Please go to https://youtu.be/8qxW7-ObeTQ for corrected video. In this video I will explain the rules and tricks of multiplying by 2 2-digit numbers “in your head.” Next video in this series can be seen at: https://youtu.be/8qxW7-ObeTQ |
Lecture 31 Play Video |
Multiplication of 2 2-Digit Numbers: 2 In this video I will explain the rules and tricks of multiplying by 2 2-digit numbers “in your head.” Next video in this series can be seen at: https://youtu.be/epWjXrn4qoI Mistake video can be found at: https://youtu.be/cG493xTDYV4 |
Lecture 32 Play Video |
How to Square 2-Digit Number Ending in 5 In this video I will explain the rules and tricks of squaring numbers (ending in “5”) quickly “in your head.” Next video in this series can be seen at: https://youtu.be/-PziXPhLUCU |
Lecture 33 Play Video |
How to Square Any 2-Digit Number In this video I will explain the rules and tricks of squaring any 2-digit numbers quickly “in your head.” Next video in this series can be seen at: https://youtu.be/BiB973-SDRA |
Lecture 34 Play Video |
How to Square 2-Digit Number Ending in 1 In this video I will explain the rules and tricks of squaring numbers (ending in “1”) quickly “in your head.” Next video in this series can be seen at: https://youtu.be/b-MlWhVSEic |
Lecture 35 Play Video |
How to Multiply 2-Digit Numbers by 11 In this video I will explain the rules and tricks of multiplying by 2-digit numbers by “11” “in your head.” Next video in this series can be seen at: https://youtu.be/J9VqLnfTeOg |
Lecture 36 Play Video |
How to Multiply Any Number by 25 In this video I will explain the rules and tricks of multiplying by numbers by “25” “in your head.” Next video in this series can be seen at: https://youtu.be/I3S1JgWfJWQ |
Lecture 37 Play Video |
How to Multiply Any Number by 5, 50, 500 In this video I will explain the rules and tricks of multiplying by numbers by “5”, “50”, “500”... "in your head.” Next video in this series can be seen at: https://youtu.be/pBV7h1Do4cs |
Lecture 38 Play Video |
Great Trick for Checking Multiplication! In this video I will explain the trick to quickly check if you did your multiplication correctly. First video in this series can be seen at: https://youtu.be/P05FnpA7n_Q |