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DIY Maths
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Algebra
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Variables and expressions
Order of operations
Expanding expressions with brackets
Exponent basics
Radicals basics
Evaluating expressions
Evaluating a formula using substitution
Solving one-step equations
Solving two-step equations
Solving multi-step equations
Transposition
Decimals
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Place value
Comparing and ordering decimals
Rounding to a place
Significant figures
Standard form and engineering notation
Adding decimals
Subtracting decimals
Multiplying decimals
Dividing decimals
Converting decimals to fractions
Converting decimals to percents
Converting between decimals, fractions and percents
Ordering decimals, fractions and percents
Fractions
Understanding fractions
Simplifying (reducing) fractions
Equivalent fractions
Comparing fractions
Ordering fractions
Mixed numbers and improper fractions
Adding fractions
Subtracting fractions
Adding and subtracting mixed numbers
Multiplying fractions
Dividing fractions
Multiplying and dividing mixed numbers
Converting fractions to decimals
Converting fractions to percents
Converting between fractions, decimals and percents
Ordering fractions, decimals and percents
Integers
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The number line
Ordering negative numbers
Number opposites
Absolute value
Adding and subtracting with negative numbers
Multiplying with negative numbers
Dividing with negative numbers
Measurement
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Metric units of measure
Perimeter of squares, rectangles and triangles
Circumference of circles
Area of squares, rectangles and triangles
Area of circles
Surface area of cubes, cuboids and triangular prisms
Surface area of cylinders
Volume of cubes, cuboids and triangular prisms
Volume of cylinders, cones, spheres and pyramids
Percents
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Solving percent problems
Express increase/decrease as a percentage
Converting percents to fractions
Converting percents to decimals
Converting between percents, fractions and decimals
Ordering percents, fractions and decimals
Statistics
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Mean, median and mode
Range, variation and standard deviation
Trigonometry
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All about angles
Similar triangles
The Pythagorean Theorem
Introduction to sine, cosine and tangent
Find an unknown side length
Find an unknown angle measure
Using trig in the real world
FRACTIONS
Fractions are: -1¼, -¾, ½, ¾, 2½, etc.
Fraction basics
Understanding fractions
In this module, you can study what fractions are and some words associated with fractions.
Simplifying fractions
In this module, you will learn how to write a fraction in its simplest form.
Equivalent fractions
In this module, you will learn how to tell if fractions are equal to each other.
Comparing fractions
In this module, you can study how to compare two fractions to see which is larger.
Ordering fractions
In this module, you can study how to put fractions in order from least to greatest.
Mixed numbers and improper fractions
In this module, you can study how to convert between mixed numbers and improper fractions.
Adding and subtracting fractions
Adding fractions
In this module you can study how to add fractions.
Subtracting fractions
In this module, you can study how to subtract fractions.
Adding and subtracting with mixed numbers
In this module, you will learn how to add and subtract numbers that have a whole part and a fraction part. For example, one-and-a-half minus one-and-three-quarters.
Multiplying and dividing fractions
Multiplying fractions
In this module, you can learn how to multiply two fractions together.
Dividing fractions
In this module, you can study how to divide one fraction by another.
Multiplying and dividing with mixed numbers
This module shows you how to divide mixed numbers and fractions.
Representing and ordering numbers
Converting fractions to decimals
In this module you can study how to convert a fraction to a decimal.
Converting fractions to percents
In this module you can study how to convert a fraction to a percent.
Converting between fractions, decimals and percents
In this module you can study how to convert between fractions, decimals and percents.
Ordering fractions, decimals and percents
In this module you can study how to put a list of fractions, decimals and percents in order from smallest to largest number.
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Ordering decimals, fractions and percents
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Understanding fractions >>