In this lesson we will learn how to calculate a percent markup and how it changes the original price of an item. What is a percent markup? Well in retail, a store will buy an item for a certain amount from a manufacturer. In order to make money the store has to add to the price they paid for it and sell it to the customer for more.
Read MoreIn this lesson we’ll look at how to take a description of an equation in words and transform it into a written equation by using a table. We’ll also look at how to combine existing equations with new information to better model the situation.
Read MoreIn this lesson you will learn how to set up and solve ratio and proportion word problems. For word problems, the best thing to do is to look at a few examples but first let’s review a few vocabulary terms. Ratio: A ratio is a comparison of two items and it is often written as a fraction. Proportion: A proportion is an equality between two ratios.
Read MoreConsecutive integers are integers that are one number apart from each other. Integers are “whole numbers” that are either positive or negative, which means we’re not including fractions or decimals.
Read MoreThe purpose of number word problems is to give you practice in translating back and forth from words to numbers and vice versa. In a number word problem you’re given information about a pair or group of numbers and you usually need to translate the information into equations to solve for the numbers.
Read MoreWord problems can seem to be tricky at first. What is the problem actually asking you to do? There are certain phrases that always mean the same operation in math. The table below will help you learn common phrases in math and what operations they represent.
Read MoreAge word problems are like number word problems. You’ll still need to relate sentences in English to mathematical equations to solve for people’s ages. In this lesson we’ll look at how to do that. One helpful way to organize these types of problems is by making a table.
Read MoreLearn how to sketch the graph of a piecewise function from a story problem that represents the function. To start, it’s helpful to know that, in word problems, a horizontal line represents something staying the same, a positive slope shows an increase in something, and a negative slope shows a decrease in something.
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