lattice math
posted by marc .
Why should we estimate before solving a problem?
We should estimate before solving a problem to make sure our answer is close to the real answer.
Here's a simple problem.
Suppose we want to find wnat a 6% tax on a $10 purchase would be. When you do the math, the answer depends upon where you place the decimal point when you multiply .06 x $10.
You need to estimate what is a reasonable tax on a $10 purchase  6 cents? 60 cents? 6 dollars?

42x32
Respond to this Question
Similar Questions

Math
Do you know of a good website that can help me with word problems? 
estimate
Estimate the following products or quotients.17 11/12 รท 6 1/10 215/12*10/61 1,075/366 2.93715847 or 2.94 I actually wonder if they want you to estimate it BEFORE you figure it out. 17 11/12 is close to 18. So let's call that 18. 6 … 
beginning chemistry
The problem says indicate the the number of sig. figs. that should be present in the answers to the following problem without solving the problem. 0.70 x 7.00 x 6.880= What is a sig.fig. and how can you find them without solving the … 
Math
I need some help. Here is the problem: Give an estimate for the following expression. Then state whether you believe that the exact answer is greater than or less than the estimate. Explain how you decided. Here is what I have for … 
Math
I cannot figure this problem out. I have did it several ways and get conflicting answers. Give an estimate for the following expression: 12*26. Then state whether you believe that the exact answer is greater than or less than the estimate. … 
math
What strategy did you use in solving this problem? 
math
Please help solving this problem. Solve the following word problem: One poll reported that 48% of city residents were against building a new stadium. The polling service stated that the poll was accurate to within 3%. What is the minimum … 
math
how can i estimate in the first step of solving a division problem 
English
1. To come up with possible solutions to a problem is referred to as: A. decision making. B. concept mapping. C. critical thinking. D. problem solving. is it D 2. "Should I apply for a job or go for an internship? 
math
Which number should you add to estimate the answer to this problem: 87087+98000