Arithmetic and Pre-Algebra

Video Lectures

Displaying all 46 video lectures.
Lecture 1
Whole Numbers and Place Value
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Whole Numbers and Place Value
Whole Numbers and Place Value. Here we look at a number and discuss which digits occupy which place value.
Lecture 2
Writing Whole Numbers in Standard Form (English to Number!)
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Writing Whole Numbers in Standard Form (English to Number!)
Writing Whole Numbers in Standard Form (English to Number!). Here we have a number written out in English and we write it in standard form. Two examples are shown.
Lecture 3
Rounding Whole Numbers: Round to the Nearest Ten
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Rounding Whole Numbers: Round to the Nearest Ten
Rounding Whole Numbers: Round to the Nearest Ten. Here we round two numbers to the nearest ten.
Lecture 4
Rounding Whole Numbers: Round to the Nearest Hundred
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Rounding Whole Numbers: Round to the Nearest Hundred
Rounding Whole Numbers: Round to the Nearest Hundred. Here we round two numbers to the nearest hundred.
Lecture 5
Rounding Whole Numbers: Round to the Nearest Million
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Rounding Whole Numbers: Round to the Nearest Million
Rounding Whole Numbers: Round to the Nearest Million. Here we round two numbers to the nearest million.
Lecture 6
Adding Whole Numbers Example 1
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Adding Whole Numbers Example 1
Adding Whole Numbers ; Adding Two Digit Numbers. In this video, we look at two examples of adding two digit numbers.
Lecture 7
Adding Whole Numbers , Example 2. Three Digit Plus Two Digit
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Adding Whole Numbers , Example 2. Three Digit Plus Two Digit
Adding Whole Numbers , Example 2. Here we look at two examples of adding a two digit and three digit number together.
Lecture 8
Adding Whole Numbers Example 3
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Adding Whole Numbers Example 3
Adding Whole Numbers Example 3. Here we look at some longer examples involving addition of 3 numbers.
Lecture 9
Subtracting Whole Numbers , Example 1
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Subtracting Whole Numbers , Example 1
Subtracting Whole Numbers , Example 1.
Here we look at two examples of subtracting whole numbers.
Lecture 10
Subtracting Whole Numbers , Example 2
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Subtracting Whole Numbers , Example 2
Subtracting Whole Numbers , Example 2.
Here we look at two examples of subtracting whole numbers.
Lecture 11
Subtracting Whole Numbers , Example 3, Longer Examples
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Subtracting Whole Numbers , Example 3, Longer Examples
Subtracting Whole Numbers , Example 3.
Here we look at two examples of subtracting whole numbers.
Lecture 12
Multiplying Whole Numbers, Example 1
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Multiplying Whole Numbers, Example 1
Multiplying Whole Numbers, Example 1. Here we look at two examples of multiplying a two digit number by a single digit.
Lecture 13
Multiplying Whole Numbers, Example 2
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Multiplying Whole Numbers, Example 2
Multiplying Whole Numbers, Example 2. Here we look at two examples of multiplying a three digit number by a single digit.
Lecture 14
Multiplying Whole Numbers, Example 3
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Multiplying Whole Numbers, Example 3
Multiplying Whole Numbers, Example 3. Here we look at two examples of multiplying a two digit number by a two digit number.
Lecture 15
Multiplying Whole Numbers, Example 4
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Multiplying Whole Numbers, Example 4
Multiplying Whole Numbers, Example 4. Here we look at an example of multiplying a four digit number by a three digit number.
Lecture 16
Multiplying Whole Numbers, Example 5
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Multiplying Whole Numbers, Example 5
Multiplying Whole Numbers, Example 5. Here we look at an example of multiplying a four digit number by a three digit number.
Lecture 17
Long Division of Numbers - Arithmetic Basics, Ex 1
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Long Division of Numbers - Arithmetic Basics, Ex 1
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Example 2: https://www.youtube.com/watch?v=VTPUSMkFTvc
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Long Division of Numbers - Arithmetic Basics. In this video, I show how to make a fraction into a decimal doing long division.
For more free math videos, visit http://PatrickJMT.com
Lecture 18
Long Division of Numbers - Arithmetic Basics, Ex 2
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Long Division of Numbers - Arithmetic Basics, Ex 2
Example 3: https://www.youtube.com/watch?v=pP4VWFGMHNg
Long Division of Numbers - Arithmetic Basics, Ex 2. In this video, I show how to make a fraction into a decimal doing long division.
For more free math videos, visit http://PatrickJMT.com
Lecture 19
Long Division of Numbers - Arithmetic Basics, Ex 3
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Long Division of Numbers - Arithmetic Basics, Ex 3
Example 4 : https://www.youtube.com/watch?v=So9YQbSh5PI
Long Division of Numbers - Arithmetic Basics, Ex 2. In this video, I show how to make a fraction into a decimal doing long division.
For more free math videos, visit http://PatrickJMT.com
Lecture 20
Long Division of Numbers - Arithmetic Basics, Ex 4
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Long Division of Numbers - Arithmetic Basics, Ex 4
Long Division of Numbers - Arithmetic Basics, Ex 2. In this video, I show how to make a fraction into a decimal doing long division.
For more free math videos, visit http://PatrickJMT.com
Lecture 21
The Order of Operations, Example 1
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The Order of Operations, Example 1
The Order of Operations, Example 1. Here we look at using the order of operations to evaluate some expressions!
Lecture 22
The Order of Operations, Example 2
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The Order of Operations, Example 2
The Order of Operations, Example 2. Here we look at using the order of operations to evaluate some expressions!
Lecture 23
The Order of Operations, Example 3
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The Order of Operations, Example 3
The Order of Operations, Example 3. Here we look at using the order of operations to evaluate some expressions!
Lecture 24
Multiplying Fractions and Mixed Numbers, Example 1
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Multiplying Fractions and Mixed Numbers, Example 1
Multiplying Fractions and Mixed Numbers, Example 1.
Lecture 25
Multiplying Fractions and Mixed Numbers, Example 2
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Multiplying Fractions and Mixed Numbers, Example 2
Multiplying Fractions and Mixed Numbers, Example 2
Lecture 26
Multiplying Fractions and Mixed Numbers, Example 3
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Multiplying Fractions and Mixed Numbers, Example 3
Multiplying Fractions and Mixed Numbers, Example 3.
Lecture 27
Multiplying Fractions and Mixed Numbers, Example 4
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Multiplying Fractions and Mixed Numbers, Example 4
Multiplying Fractions and Mixed Numbers, Example 4
Lecture 28
Dividing Fractions and Mixed Numbers, Example 1
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Dividing Fractions and Mixed Numbers, Example 1
Dividing Fractions and Mixed Numbers, Example 1
Lecture 29
Dividing Fractions and Mixed Numbers, Ex 2
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Dividing Fractions and Mixed Numbers, Ex 2
Dividing Fractions and Mixed Numbers, Ex 2
Lecture 30
Dividing Fractions and Mixed Numbers, Ex 3
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Dividing Fractions and Mixed Numbers, Ex 3
Dividing Fractions and Mixed Numbers, Ex 3
Lecture 31
Adding and Subtracting Fractions / Mixed Numbers: Example 1
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Adding and Subtracting Fractions / Mixed Numbers: Example 1
Adding and Subtracting Fractions / Mixed Numbers: Example 1
Lecture 32
Adding and Subtracting Fractions / Mixed Numbers: Example 2
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Adding and Subtracting Fractions / Mixed Numbers: Example 2
Adding and Subtracting Fractions / Mixed Numbers: Example 2. In this video, I discuss how I go about finding a common denominator by looking at it in a 'brute force' method!
Lecture 33
Adding and Subtracting Fractions / Mixed Numbers: Example 3
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Adding and Subtracting Fractions / Mixed Numbers: Example 3
Adding and Subtracting Fractions / Mixed Numbers: Example 3. Here I add / subtract fractions that have different denominators at the beginning.
Lecture 34
Adding and Subtracting Fractions / Mixed Numbers: Example 4
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Adding and Subtracting Fractions / Mixed Numbers: Example 4
Adding and Subtracting Fractions / Mixed Numbers: Example 4. Here we look at another subtraction problem involving fractions.
Lecture 35
Adding and Subtracting Decimals, Ex 1
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Adding and Subtracting Decimals, Ex 1
Adding and Subtracting Decimals, Ex 1
Lecture 36
Adding and Subtracting Decimals, Ex 2
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Adding and Subtracting Decimals, Ex 2
Adding and Subtracting Decimals, Ex 2
Lecture 37
Adding and Subtracting Decimals, Ex 3
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Adding and Subtracting Decimals, Ex 3
Adding and Subtracting Decimals, Ex 3
Lecture 38
Multiplying Decimals, Ex 1
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Multiplying Decimals, Ex 1
Multiplying Decimals, Ex 1
Lecture 39
Multiplying Decimals, Ex 2
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Multiplying Decimals, Ex 2
Multiplying Decimals, Ex 2
Lecture 40
Multiplying Decimals, Ex 3
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Multiplying Decimals, Ex 3
Multiplying Decimals, Ex 3
Lecture 41
Dividing Decimals, Ex 1
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Dividing Decimals, Ex 1
Dividing Decimals, Ex 1
Lecture 42
Dividing Decimals, Ex 2
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Dividing Decimals, Ex 2
Dividing Decimals, Ex 2
Lecture 43
Dividing Decimals, Ex 3
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Dividing Decimals, Ex 3
Dividing Decimals, Ex 3
Lecture 44
The Order of Operations With Fractions and Decimals, Ex 1
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The Order of Operations With Fractions and Decimals, Ex 1
The Order of Operations With Fractions and Decimals, Ex 1.
In this example, we simply some numeric expressions involving decimals and/or fractions.
Lecture 45
The Order of Operations With Fractions and Decimals, Ex 2
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The Order of Operations With Fractions and Decimals, Ex 2
The Order of Operations With Fractions and Decimals, Ex 2. In this example, we simply some numeric expressions involving decimals and/or fractions.
Lecture 46
The Order of Operations With Fractions and Decimals, Ex 3
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The Order of Operations With Fractions and Decimals, Ex 3
The Order of Operations With Fractions and Decimals, Ex 3. In this example, we simply some numeric expressions involving decimals and/or fractions.