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Math Fundamentals

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Back to School: SchoolTutoring Academy Reviews Area and Perimeter
Back to School: SchoolTutoring Academy Reviews Area and Perimeter 150 150 Deborah

Overview: Area and perimeter are two important measurements of a geometric figure.  The area is the number of units enclosed within its surface, and the measurement of the distance around…

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Math Review: Equality and Inequality of Fractions
Math Review: Equality and Inequality of Fractions 150 150 Deborah

Overview: What Are Fractions? Fractions consist of a numerator, a, and a denominator, b, so that the fraction takes the form a/b.  The denominator is the number of equal parts in…

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A Review of Math Fundamentals: Place Value
A Review of Math Fundamentals: Place Value 150 150 Deborah

Overview:  Place Value and Numeration Systems The earliest representations of numbers were simple tally marks.  As long as the numbers involved were not very large, tally marks were sufficient.  As…

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A Review of Math Fundamentals: Operations with Decimals
A Review of Math Fundamentals: Operations with Decimals 150 150 Deborah

Overview:  What Are Decimals? The word decimal has a Latin root that means “10”.  Any number written in base 10 (which is the numerical base that we generally use) is…

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Let’s Do Some Math Review of Measurement Systems
Let’s Do Some Math Review of Measurement Systems 150 150 Deborah

Overview:  Why Measurement? The earliest systems of measurement used natural phenomena such as the rotation of the earth (day), phases of the moon (month), and the seasons of the year. …

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A Review of Math Fundamentals: Factors and Multiples
A Review of Math Fundamentals: Factors and Multiples 150 150 Deborah

Overview:  Primes and Composites The definition of a prime number is any whole number greater than 1 that has only itself and 1 as factors.  For example, the number 23…

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Math Basics: A Review of Division
Math Basics: A Review of Division 150 150 Deborah

Overview:  What Is Division? Division is the inverse of multiplication.  For example, 20/5 =4, because 4 X 5 = 20.  Expressed in terms of a mathematical definition, for any whole…

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Prime Numbers and Factorization
Prime Numbers and Factorization 150 150 Deborah

Overview:  What Are Prime Numbers? The definition of a prime number is any number greater than one that can only be divided evenly by 1 and itself..  Therefore, 2 is…

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Math Basics: Using Percents
Math Basics: Using Percents 150 150 Deborah

Overview:  What Are Percents? A percent is a special ratio that literally means “per 100.”  Therefore 5% is 5/100 or .05, 25% is 25/100, or .25, 200 % is 200/100…

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Math Help: Properties of Zero
Math Help: Properties of Zero 150 150 Deborah

Overview:  What Is Zero? The number zero has a number of unique properties in mathematics.  It is the center of the number line,   a placeholder in place value, and the…

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