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Suppose you're told that Shelby earns "time and a half" for any hours she works over forty for a given week.You would be expected to know that "time and a half" means dollars for every over-time hour.But figuring out the actual equation can seem nearly impossible. Be advised, however: To learn "how to do" word problems, you will need to practice, practice, practice.
"Suzy has eight pairs of red socks and six pairs of blue socks. If her little sister owns nine pairs of purple socks and loses two of Suzy's pairs, how many pairs of socks do the sisters have left?
" Create a table, list, graph or chart that outlines the information you know, and leave blanks for any information you don't yet know.
Probably the greatest source of error, though, is the use of variables without definitions.
When you pick a letter to stand for something, write down explicitly what that latter is meant to stand for.
In the following example, the question asks you to determine the total number of socks between the two sisters.
The unit of measurement for this problem is pairs of socks.
Don't start trying to solve anything when you've only read half a sentence.
Try first to get a feel for the whole problem; try first to see what information you have, and then figure out what you still need. Figure out what you need but don't have, and name things. And make sure you know just exactly what the problem is actually asking for.
Solving word problems is an art of transforming the words and sentences into mathematical expressions and then applying conventional algebraic techniques to solve the problem.
Word problems often confuse students simply because the question does not present itself in a ready-to-solve mathematical equation.