Ratio Videos:
Basic Concept of Ratios (Mr. J)
Another Basic Intro (Simplify the Middle)
Ratio Basics & Simplifying (Cognito)
Simple Examples (Equivalent, Part-to-Part, Part-to-Whole) (Mr J)
Equivalent Ratios Examples (Mr J)
Concept of Equivalent Ratios (Mr J)
Simplify a Ratio (Mr J)
Equivalent Ratios & Ratio Tables (Simplify the Middle)
Ratio Tables (Anywhere Math)
Ratio Table - filling in missing #s
Ratio Word Problems (Lessonade) - 1st example is great
10/3
Multiplying Whole #s
~ How to Multiply by a 3-Digit Number (Mr J)
~ Digit by 2-Digit Multiplication (Mr J)
~ Multiplying Whole Numbers, Part 2 (Mr J)
~ Estimating Whole Number Products (Mr J)
9/21
Translating words into algebraic expressions
~ Words to Algebraic Expressions - Rock Math
~ Words to Algebraic Expressions - Math Gal
~ Writing Algebraic Expressions - Mr. J
9/15
Estimating
~
Estimate Decimal Sums (Mr. J)
~
Estimate Decimal Differences (Mr. J)
9/13 Rounding
~
Rounding - Math Antics
~
Rounding Decimals video #1 -
Mr. J
~
Rounding Decimals video #2 -
Mr. J
~
Rounding Decimals - Khan Academy
~
Decimals on a Number Line - Khan Academy
9/6
Negative Exponents
~ Negative Powers of 10 - Konst Math (up to 5:06)
~ Negative Exponents - Powers of Ten - Mahalo (up to 1:45)
~
Expanded Form with Negative Exponents - Mahalo (up to 1:40)
9/2
Powers of 10
~ Powers of 10 - Khan Academy
~ Powers of 10 - Mr. J
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Week 30: 3/20 - 3/24
6-12 Converting Base 10 Fractions (Math Antics)
**If you need to review place value in the decimals, below are a few helpful videos. You should know the names of each place to the millionths, and how to read numbers that go to that place.
Decimal Place Value (Math Antics) Place Value with Decimals (Khan Academy)
1. Watch the video: Convert any Fraction to a Decimal (Math Antics)
2. Read over the examples in the book on p202.
3. 6-13
4. If you need more examples, watch these videos:
How to Convert Fractions to Decimals (Mr. J)
How To Convert Fractions to Decimals (Org Chem)
Videos for Chapter 6:
Prime & Composite #s, Factorization, & Factor Trees (Math Antics)
Factor Trees
Factors and Prime Factorization (steps)
Prime #s, Factor Trees, and Prime Factorization (concepts & steps)
Equivalent Fractions
Equivalent Fractions (Mr. J)
Equivalent Fractions (Let's Do Math)
Improper Fractions, Mixed Numbers:
Mr. J , Math Antics , Ms. Steele
Change a Mixed Number to an Improper Fraction (Let's Do Math)
Week 28: 3/6 - 3/10
6-3 Videos: Factors and Prime Factorization (steps)
Prime #s, Factor Trees, and Prime Factorization (concepts & steps)
Week 25: 2/13 - 2/17
5-2 Absolute Value (Mr. J)
If you don't understand what integers are, these videos will help:
Integers (Math Antics)
Integers (Mr. J)
Integers (PBS)
Absolute Value (Math Antics)
Week 11: 10/31 - 11/4
Videos to reinforce concept of dividing decimals by powers of 10 (Lesson 3-4):
Dividing a decimal by a power of 10 - Khan Academy (very clear explanations)
Dividing by Powers of Ten - Mr. J (more practice problems, including one with exponents)
Multiplying & Dividing by Powers of 10 - Mr. J (moving the decimal the the left & right)
Week 10: 10/24 - 10/28
3-3
Long Division (Math Antics)
Another helpful video: Long Division (Mr. J)
Week 8: 10/10 - 10/14
Math Antics explains the concept of Scientific Notation wonderfully, so watch this one first!
(Feel free to watch at 1.25x speed.)
To see more examples of how to convert between standard form & Scientific Notation, watch this video.
Week 7: 10/3 - 10/7
Mon: Watch this video for homework: How to Multiply by a 3-Digit Number (Mr J)
Then complete 2-3 HW p71 #8-11 (Find the estimate and the exact answer.)
Optional:
Digit by 2-Digit Multiplication (Mr J)
Estimating Whole Number Products (Mr J)
Multiplying Whole Numbers, Part 2 (Mr J)
Tues: FIRST, watch ones of these multiplication videos:
** How to Multiply by a 3-Digit Number (Mr J)
Digit by 2-Digit Multiplication (Mr J)
Multiplying Whole Numbers, Part 2 (Mr J)
Optional video: Multiplying Decimals (Mr. J)
Week 5: 9/19 - 9/23
1-10 Videos for translating words into algebraic expressions: (Focus on the addition & subtraction ones for now.)
-Words to Algebraic Expressions - Rock Math
-Words to Algebraic Expressions - Math Gal
-Writing Algebraic Expressions - Mr. J
Week 4: 9/12 - 9/16
1-6 These videos don't show how to chose which place to round to, but they show estimating using rounding:
Estimate Decimal Sums (Mr. J)
Estimate Decimal Differences (Mr. J)
Week 3: 9/5 - 9/9
1-3 (Watch this fabulous video for expanded form with negative exponents. (up to 1:40)
Here's the video we watched in class: Negative Powers of 10 video. (up to 5:06)