Brian McLogan
Simplifying complex fractions
👉 Learn how to simplify complex fractions. To simplify complex fractions having the addition/subtraction of more than one fractions in the numerator or/and in the denominator we first evaluate the numerator or/and the denominator...
Brian McLogan
Simplify two rational expressions by adding
Learn how to add and/or subtract rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. When adding or subtracting rational...
Brian McLogan
Solving a rational equation by not using cross multiplication
👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Brian McLogan
Solving a basic rational equation by multiplying each term by the LCD
👉 Learn how to solve rational equations. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. There are many ways to solve rational expressions, one...
Brian McLogan
Completing the square by creating a fraction to graph a quadratic in vertex form
👉 Learn how to graph quadratic equations by completing the square. A quadratic equation is an equation of the form y = ax^2 + bx + c, where a, b and c are constants. The graph of a quadratic equation is in the shape of a parabola which...
Brian McLogan
Determining the rational zeros by applying the rational zero test
👉 Learn how to use the Rational Zero Test on Polynomial expression. Rational Zero Test or Rational Root test provide us with a list of all possible real Zeros in polynomial expression. Rational Zero Test can be helpful to find all the...
Brian McLogan
Multiplying by your LCM to divide two rational expressions
👉 Learn how to simplify complex fractions. To simplify complex fractions having the addition/subtraction of more than one fractions in the numerator or/and in the denominator we first evaluate the numerator or/and the denominator...
Brian McLogan
Learn how to simplify an expression with rational powers the power to product rule
👉 Learn how to simplify rational powers using the power and the product rules. There are some laws of exponents which might come handy when simplifying expressions with exponents. Some of the laws include the product law which states...
Brian McLogan
Learn how to divide two exponents with fractional powers
👉 Learn how to divide with rational powers. To divide with numbers/expressions with rational exponents, we apply the basic rules of exponents. If the two numbers/expressions are the same, we simply take one of the number and raise it to...
Brian McLogan
Learn how to use the power rule with exponents with rational powers
👉 Learn how to simplify rational powers using the power rule. There are some laws of exponents which might come handy when simplifying expressions with exponents. Some of the laws include the power rule which states that when an...
Curated Video
Represent Division as Fractions Using the Number Line
Use the number line to solve word problems involving division of whole numbers leading to answers as fractions.
Curated Video
Making Pastries (Use visual models to solve word problems involving subtraction of fractions with like and unlike denominators)
Amanda had a bag of pastry flour that weighed 3 and nine twelfths pounds. This weekend she made two different types of pastry, for one recipe Amanda used one twelfth of a pound and for the other 1 and one sixth pounds of flour. How much...
Curated Video
Generating Equivalent Fractions (Part 2)
Add and subtract fractions with unlike denominators when one is a multiple of the other using equivalent fractions.
Curated Video
Charity Jars (Part 1) (Use equivalent fractions to solve word problems involving addition of fractions with like and unlike denominators)
Alex owns a supermarket; she placed an empty charity jar of the same size on each of her two counters. Jar A is marked by the following scale of fractions, one thirds, two thirds, 1. And jar B is marked by the following scale, one fifth,...
Curated Video
Multiplying Whole Numbers by Fractions
Multiply a whole number (n) by a fraction of the form n×(a/b) and recognize the equivalence of n×(a/b) and (a×n)×(1/b).