We see several examples of more and less. We can count to see if there are more or less, or we can just look to see if there are. Note to parents: You can pause the video at any time to count the objects, discuss their colors, shapes, sizes, or the sounds they might make. At the end of the lesson, you can help your child think of other things, or find things, that are more or less.
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The strategy "draw a diagram" can help us solve division problems. We can draw a diagram, such as a bar model, to help us organize the information in a way that we can understand. We first learned to use bar models for division in 4th grade math, 4.12, linked below. We should always begin by using one box to represent the lesser quantity. The number of identical boxes used to represent the greater quantity is determined by the relationship of the quantities given in the problem. We can use an inverse operation and a variable to solve problems. When a variable is directly next to a number, it means we need to multiply that number by the variable. Remember a variable is a letter of the alphabet that takes the place of an unknown amount. We can also use manipulatives, or a quick drawing, to represent quantities. We solve 5 word problems involving division, using bar models to help us.
4th Grade Math 4.12, Word Problem Solving, Multi-Step Division Problems
https://youtu.be/Kq4Gyoh7lGg
5th Grade Math Playlist
https://www.youtube.com/playlist?list=PLKi4WTp6PRGX8NtQpzliTlMceQT1ua24f
I'm using the Houghton Mifflin Go Math!
2015 copyright textbook for this playlist.
You can practice online using the textbook's website
https://www.gomathacademy.com/
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We can use a number line to skip count and find how many in all. We skip count by drawing jumps that are the amount of groups and jumping the length of the amount in each group on a number line. We can also write multiplication sentences by counting the jumps, then counting how many were in each jump.
3rd Grade Math 3.1, Count Equal Groups
https://youtu.be/FD-S7l9QXfs
3rd Grade Math 3.2, Relate Addition & Multiplication, Repeated Addition
https://youtu.be/LkBHtTxq4V4
3rd Grade Math Playlist (2015)
https://www.youtube.com/playlist?list=PLKi4WTp6PRGVPton7wjphpYAhdTjnJsw0
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We can break apart addends to add their tens and ones. We write each addend as the sum of its tens and ones. We find the sum of the tens and the sum of the ones. Then we find the total sum. We learn how to write a number as its tens + ones. We solve several 2-digit addition problems using this method. We solve three word problems breaking apart the addends as tens and ones.
2nd Grade Math 4.1, Break Apart Ones to Add
https://youtu.be/t30I9-CPSKQ
2nd Grade Math 4.2, Use Compensation to Add 2-Digit Numbers
https://youtu.be/KkoasHYVmD8
2nd Grade Math playlist:
https://www.youtube.com/playlist?list=PLKi4WTp6PRGUL-MlUdbT5DeAsigMuQc4o
I'm using the Houghton Mifflin Go Math!
2015 copyright textbook for this playlist.
You can practice online using the textbook's website
https://www.gomathacademy.com/
This video and its contents are the property of JoAnn's School and
is protected under U.S. copyright law.
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We can use models, such as a table, to compare customary units of liquid volume. Liquid volume is the measure of the space that a liquid occupies (uses). Some basic units used for measuring liquid volume are gallons, half gallons, quarts, pints, and cups. One gallon is 2 times as much as one-half gallon. One half-gallon is 2 times as much as 1 quart. 1 quart is 2 times as much as 1 pint, 1 pint is 2 times as much as 1 cup. We can use the pattern of twos to help us if we don't have a liquid volume chart (just make sure to include half-gallons or the pattern of twos won't work). Fluid ounces are different than ounces because an ounce is a customary unit used to measure weight and a "fluid ounce" is a customary unit used to measure liquid volume, the measure of space that a liquid occupies. We compare liquid volume using the symbols for greater than, less than, or equal to. We solve three word problems that involve customary units of liquid volume. Also, you may hear Lola snoring, sorry!
4th Grade Math 12.1, Measurement Benchmarks
https://youtu.be/1J0s2bUbWWs
4th Grade Math 12.2, Customary Units of Length
https://youtu.be/u1bX8Okxa6U
4th Grade Math 12.3, Customary Units of Weight, Ounces, Pounds, Tons
https://youtu.be/RG6h21vytLE
4th Grade Math Playlist
https://www.youtube.com/playlist?list=PLKi4WTp6PRGX7RhcxctRibNb7V091JZfn
I'm using the Houghton Mifflin Go Math!
2015 copyright textbook for this playlist.
You can practice online using the textbook's website
https://www.gomathacademy.com/
YouTube rating for JoAnn's School videos:
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We describe squares as shapes with 4 straight sides of equal length and 4 square vertices. We see the difference between straight lines and lines that are not straight because they have a curve. We see how we can take 4 straight lines of equal length and make a square. We review vertex and vertices. We see how a square has 4 square vertices by fitting small squares into each corner. We draw a square on dot paper, with 4 sides of equal length and 4 square vertices, by drawing lines that have the same number of spaces between the dots.
Kindergarten Math 9.3, Identify and Name Squares
https://youtu.be/hJXpxh5pYAY
Kindergarten Math Course
https://www.youtube.com/playlist?list=PLKi4WTp6PRGUB7l_NFu4RZ9jFJZHSOSnl
I'm using the Houghton Mifflin Go Math! 2015 copyright textbook for this playlist.
Student textbook ISBN-13: 978-0544433342 and ISBN-10: 0544433343
Make sure you have one large textbook or the two-volume set. If the
cover says "volume 1", then you will also need "volume 2".
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is protected under U.S. copyright law. To avoid a copyright strike from YouTube,
do not re-upload them to your own channel.
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We compare and judge the relative weights of 2 objects by holding one in each hand to see which feels heavier and which feels lighter. We see that a bowling ball and a soccer ball are about the same size and that the size of objects won't always tell us which is heavier or lighter. We learn that our left hand can make an L with our index finger and thumb, so we know our left hand from our right hand. If we hold a can of soup in our left hand and a pencil in our right hand we will feel that the soup is heavier and the pencil is lighter. We see a can of soup and a pencil on a balance scale. We see the can of soup is heavier because that side of the balance scale goes down.
Kindergarten Math 11.1, Compare Lengths
https://youtu.be/UQ62SftjiyU
Kindergarten Math 11.2, Compare Heights
https://youtu.be/THwwU-R37oU
Kindergarten Math 11.3, Problem Solving, Direct Comparison
https://youtu.be/zMjzjd54kNQ
Kindergarten Math Course
https://www.youtube.com/playlist?list=PLKi4WTp6PRGUB7l_NFu4RZ9jFJZHSOSnl
I'm using the Houghton Mifflin Go Math! 2015 copyright textbook for this playlist.
Student textbook ISBN-13: 978-0544433342 and ISBN-10: 0544433343
Make sure you have one large textbook or the two-volume set. If the
cover says "volume 1", then you will also need "volume 2".
This video and its contents are the property of JoAnn's School and
is protected under U.S. copyright law. To avoid a copyright strike from YouTube,
do not re-upload them to your own channel.
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When there are 10 or more ones, we regroup 10 ones as 1 ten. We regroup the 10 to the Tens column. We can draw quick pictures of base 10 blocks to model the problem. We solve two word problems that involve 3-digit addition. See the link below to go to the JoAnn's School Facebook page photo section in the "Charts, Grids, Tables, 10 frames" album for printable addition frames.
2nd Grade Math 6.1, Draw to Represent 3-digit Addition, Quick drawings
https://youtu.be/nJ-oQYs-Tls
2nd Grade Math 6.2, Break Apart 3-digit Addends, Mental Math
https://youtu.be/mOHIh2b30PE
2nd Grade Math playlist:
https://www.youtube.com/playlist?list=PLKi4WTp6PRGUL-MlUdbT5DeAsigMuQc4o
I'm using the Houghton Mifflin Go Math!
2015 copyright textbook for this playlist.
You can practice online using the textbook's website
https://www.gomathacademy.com/
This video and its contents are the property of JoAnn's School and
is protected under U.S. copyright law.
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An explanation of the Triangle Angle Bisector Theorem and how we can use it to find segment lengths of a triangle. How an angle bisector of a triangle divides the opposite side into two segments whose lengths are proportional to the length of the other two sides.
Geometry 7.4a, Triangle Proportionality Theorem & its Converse
https://youtu.be/WASfbl75RxU
Geometry 7.4b, Two-Transversal Proportionality Corollary
https://youtu.be/TySYchu5Nf4
High School Geometry Playlist
https://www.youtube.com/playlist?list=PLKi4WTp6PRGVBM1nPhwW1lTuxi32Q0IZ3
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We use the Multiplication Property of Exponents (which is also called the Product Rule for Exponents), the 3 Power Rules for Exponents, the Quotient Rule for Exponents, and the Zero Exponent Rule to simplify expressions. We walk-through several examples of using these rules to help us simplify an expression. When there is more than one set of grouping symbols, we begin with the innermost set first. We remember to follow the Order of Operations when simplifying these expressions.
5th Grade Math 2.7, Interpret the Remainder in Long Division
https://youtu.be/FkRmFMwYcTA
8th Grade Math 2.1a, Using Patterns of Integer Exponents
https://youtu.be/mR8m23nNNp8
8th Grade Math 2.1b, Exploring Properties of Integer Exponents
https://youtu.be/t2xDHwnF4_s
8th Grade Math Course Playlist
https://www.youtube.com/playlist?list=PLKi4WTp6PRGXnc3q2i4u3GMqVHYBFMz56
This video and its contents are the property of JoAnn's School and
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Textbook: Go Math! Student Interactive Worktext Grade 8 2018 Student Edition
Publisher : HOUGHTON MIFFLIN HARCOURT; Student edition (April 28, 2017)
Language: ‎English
2018 copyright
ISBN-13 : 978-1328761071
Item Weight : 2.85 pounds
Paperback : 608 pages
Product dimensions : 8.4 x 1.1 x 10.7 inches
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