This is a collection of free math videos for 6th grade, showing varied exercises for each topic. They match Math Mammoth Grade 6 curriculum but will also work no matter which curriculum you follow (in other words, the videos don't rely on you having Math Mammoth curriculum).
These videos are usable for students, teachers, and parents. You can use them...
Please choose a topic from the list.
Expressions, Part 1 – What are expressions and how to evaluate them
Terminology for the four operations and writing algebraic expressions from words
Words and Expressions – write expressions from word phrases
Writing and simplifying expressions 1: length and perimeter
Writing and simplifying expressions 2: area
Multiplying and Dividing in Parts
The distributive property continued: factoring linear expressions
Equations (an introduction)
Using two variables – an introduction to equations with two variables
Decimal place value: millionths
Multiplying decimals by decimals: the shortcut
Long division with decimals, plus fractions to decimals
Fractions and decimals – how to convert fractions to decimals
Convert metric measuring units
Convert customary measuring units
Convert between customary and metric units of measurement
Fractions and decimals word problem: unit prices
Word problems involving unit rates
Equivalent rates — using equivalent rates to solve problems, and also graphing them (2 videos)
Ratio problems and bar models (two videos)
Using ratios to convert measurement units
What percentage / How many percent...?
Percentage of a number with mental math
Percent of a number using decimals
The sieve of Eratosthenes (for finding primes)
How to use factoring to simplify fractions, and how to cross cancel
Adding and subtracting mixed numbers
Simplifying before multiplying
How to divide fractions & reciprocal numbers
Reciprocal numbers and the shortcut for fraction division
Fraction division: concept and applications
Problem solving: four word problems involving fractions
Integers – introduction
How to plot points on the coordinate grid
The coordinate grid: word problems & applications
Addition and subtraction as movements (on the number line)
Subtracting a negative integer: three models
Graphing: how to graph linear patterns in the coordinate grid
Quadrilaterals — a video from 5th grade; you can use it as a review of quadrilaterals
Find the area of a triangle by drawing and measuring the altitude
Converting between units of area
Volume of rectangular prism with fractional edge length
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