Peer Review

Math Calculators

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Overview:: Math calculator is helpful in solving math problems quickly and efficiently. Put the values in the respective boxes and get the appropriate result.
Type of Material:: Collection
Recommended Uses:: Homework
Technical Requirements:: The application needs a JavaScript enabled browser.
Identify Major Learning Goals:: Students will learn the steps involved in performing calculations that involve a large collection of calculators.
Target Student Population:: Statistics or Mathematics Students
Prerequisite Knowledge or Skills:: Basic Mathematics

Rating:
Strengths:: This site contains links to 170 calculators. All the calculators include a place to input the expression, equation, or data and a calculate button that then performs the calculation. Some of the calculators, such as the LCM calculator, includes a full presentation of the concepts and formulas involved in the calculation and a step-by-step explanation of how the calculation was done.
Concerns:: Some of the calculators, such as the Mode calculator, do not include the presentation of the concepts and formulas involved in the calculation and do not provide a step-by-step explanation of how the calculation was done.

Rating:
Strengths:: The collection of calculators is very large and will help the student in many areas of mathematics and statistics. Where the instruction occurs, the concepts are clearly laid out and a student can learn about what the calculator is computing.
Concerns:: Some of the calculators have no explanation of what is being done. The student will not know whether an explanation is provided until the student looks for it.

Rating:
Strengths:: The calculators all have an example entered into them, so the students can just adjust what is given by replacing it with their own numbers, equations or expressions.
Concerns:: There are ads shown in all of the calculator pages and it is very easy to get distracted and not know to scroll down to move past the advertisement to get to the calculate button or the step-by-step explanations