Everyday Life with Math Calculators Everyday life with math calculators promises an accurate counting, measuring, calculating and defining life. The knowledge of using math and applying it in calculators is rewarding. Everyday life requires describing a position, size, level and amount. If a person does not know how to count, how would that person describe an amount, level, size or position? People need to have knowledge in counting in order for them to define things in life. Math is used in defining an amount of a pharmaceutical drug. The correct amount of the pharmaceutical drug delivers the right concoction for recovering health. Inaccurate amount can sometimes be fatal. Shopping for clothes needs accurate measurement of clothing size. Correct clothing size makes it easier for the shoppers to choose what they like to wear. Human height and human weight are also defined by correct measurement. Precise measure of human weight can be used to diagnose health problems. Building houses needs knowledge on length, height, area, diameter, perimeter, width and volume. If the builders do not know how to measure for dimensions, the result can be catastrophic. The house or building would collapse. Measuring time is important in everyday life. The knowledge of keeping and reading time improves productivity. One calendar year ranges from 365 to 366 days. The knowledge of measuring an ordinary calendar year provides 365 days while the knowledge of measuring a leap calendar year provides 366 days. Without the knowledge for measuring and counting, civilization will be lost. Everyday life with math calculators make it possible to measure, count and define life in an easier and accurate manner. A student can better understand the principles of mathematics by using a calculator. After solving for the unknown by using the longhand method, the student can confirm if the answer is correct by using a calculator. In this process, the student learns the beauty of mathematics as well as the practicality of the calculator. Cash registers also employ the use of calculators. Without cash registers, it would be impossible to buy things without wasting a vast amount of time spent on waiting in line. It is also convenient for a wise shopper to use a calculator during tight budget. A calculator is also helpful in managing the balance of a financial plan. It would be easy to calculate the cash spent against the remaining money. Calculators are also valuable in converting unit of cooking measurements. A person can describe the exact amount of a food ingredient. It is the responsible of the exact amount of the food ingredient to obtain a delicious meal. Calculators are also used for acquiring the precise amount of the temperature of the oven and the required total time. They are used for converting Fahrenheit into Celsius or Celsius into Fahrenheit. The knowledge of time conversion is also important. Calculators can also foretell the result of

an interest rate and a savings account. With all the given information about the transaction, the result can be easily calculated by using the calculator. Each day expresses a new beginning in defining life. Without proper way of describing each beginning, it will be hard to measure where to start. Calculation is important in planning the directions of everyday life. Calculators offer the possibility of defining, preparing and measuring life on a daily basis accurately.

number systems to obtain the answer. The table for conversion codes is also available on the free online calculators. The binary number system has only two digits, 0 and 1. It has a base of 2. The decimal number system having a base of 10 has ten digits. The ten digits are 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9. The hexadecimal has a base of 16. The 16 digits are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E and F. The letters A through F are used to signify the numbers 10, 11, 12, 13, 14, 15 and 16 respectively. Free online calculators provide the conversion of unit of length and weight. The English and British system of length measurement, Nautical linear measure, Metric weight measure, Avoirdupois mass measure and Troy weight measure are all included. Free online calculators are definitely helpful in learning mathematics. They offer a wide range of different calculators suitable for solving any branch of mathematics. The formulas and tables are also included making any branch of math easier to understand. The free online calculators also provided an explanation about the branch of mathematics.

Math Calculator â&#x20AC;&#x201C; Advantages and Disadvantages Math is the art of calculating, computing or counting. People in the early days can practice the art of counting with the help of an abacus. Abacus is known to be the first calculator. The invention of calculators is the result of the technological advancement of electronic devices. Calculators originated from the principle of abacus. Using the technology of math calculators has its advantages and disadvantages. Calculators are common tools these days. There are handheld and online calculators. Handheld and online calculators can provide calculations for basic mathematical operations, scientific calculations and conversion of one unit of measurement into another unit of measurement. Some of them also provide plotting an equation into a graphical form. Basic mathematical operations involve multiplication, division, addition and subtraction. Other operations include computation for the square root of a number and percentage. Scientific calculations are computed with the readily available trigonometric functions involving sine, cosine, tangent, cosecant, secant and cotangent. Other scientific calculations include solving for natural logarithm, common logarithm, the constant pi and the value of a number raised to a particular power. Conversion of unit of measurement from one form to another involves length and weight. Some of the calculators have the capability of plotting an equation into a digital x and y axes. The equation can be plotted in a sinusoidal or a straight line form. The advantages of math calculators are useful to students, engineers, technicians and experts. Calculators equip the students with a better understanding on how to solve basic math operations, algebra, trigonometry and geometry. Calculators help them verify if they are using the right theory and formula. These tools assist them in visualizing a

probable value of an unknown answer. Engineers and technicians can solve an equation easily with readily available trigonometric functions on scientific calculators. Some of these calculators also have an included mathematical constants and conversion of unit of measurement enabling them to solve a mathematical problem effectively and accurately. Some calculators enable experts to quickly plot a graphical representation of an equation. The plotted equation can also be zoomed in magnifying every points on the x and y axes. The plotted sinusoidal or straight line form of the equation can be seen separately. Although calculators tend to simplify ways of computing, they have disadvantages. The simplification of computing using calculators often neglects the knowledge on how to add, subtract, multiply and divide. People sometimes forget how to use basic mathematical operations effectively, making their calculations inaccurate. They do not know how to extract a particular percentage of any given number. Even though calculators simplify counting and computing things for them, their knowledge about math is deteriorating. They depend too much on these devices. Calculators can provide advantages and disadvantages which is dependent on how the people will use these tools. A disadvantage can occur if the knowledge on the mathematical theories will be compromised because of too much reliance on using these devices. An advantage can be achieved by using the technology of the calculator by solving problems with math constants combined with theories. Some people dislike math because they find it difficult to understand. Math is a misunderstood art. If people would just try to understand math, they will discover that it is not difficult to comprehend. Magnify the beauty of mathematics by using calculators.

Tips on How to Use Math Calculators Effectively How to use math calculators effectively depends on the userâ&#x20AC;&#x2122;s knowledge about the numbers, mathematical operations and mathematical constants printed on the calculatorsâ&#x20AC;&#x2122; buttons. The user also has to feel comfortable using the calculator. Mathematical theories are easier to understand if tackled with a pen and paper. The formulas and theories can be easily written and organized. On the other hand, using math calculators is more effective in solving for an unknown quantity. Calculators shorten the delay time in finding the solution. An understanding about the printed numbers, math operations and math constants on the calculatorâ&#x20AC;&#x2122;s buttons is also crucial in using the technology effectively. A failure in understanding how the math operation works greatly affects the result of the solution. In mathematical operations, parentheses are tackled firstly. Inside these parentheses, work on the order of priority by carrying out multiplication, division, addition and subtraction. Whether a calculator is used or not, if the user fails to comply with the order of priority, the answer will always be incorrect.

The knowledge about the significant figures is also important because it defines the quantity of the place of accuracy. The user has to know how to configure the calculator for significant figures. Addition, subtraction, multiplication and division of negative numbers are tricky. The user will need to know how to enter into the calculator the negative sign correctly, or else the answer will be incorrect. A positive number multiplied by a negative number is always equal to a negative number. A negative number multiplied by another negative number is always equal to a positive number. A positive number divided by a negative number, and vice versa is always equal to a negative number. The addition of any large positive number with a smaller negative number is always equal to a positive number. These theories can be verified using the calculator. Extra caution is also recommended when solving for trigonometric functions, inverse trigonometric functions and trigonometric identities. The user needs to be familiar with their corresponding symbols printed on the calculatorâ&#x20AC;&#x2122;s buttons and how to use them. Mathematical constants in a calculator can be very helpful if the user can properly recognize them. Some of these math constants are in the form of a symbol derived from the Greek alphabet. The Greek letters used are in the form of small and capital letters. It will be easy to keep them in mind as long as the user is regularly using them in a solution. Unit of temperature conversion is also easy as long as the user knows the principle of deriving the formula from one unit to another. Some calculators have different system of how to enter a number or a constant. Make sure that the variables and constants are correctly typed in. All calculators display a math error message or syntax error message. Math error message implies that it is impossible to calculate for the answer or that there is no available answer. Syntax error message simply means that the calculator cannot process the solution because it cannot read the equation. Being comfortable using the calculator is also significant on the process of using it effectively. It promotes motivation in learning mathematics. The user can read and use the calculator effortlessly. This improves the comprehension of math. Using the calculators effectively requires familiarity, experience and comprehension. Familiarity with the math operations, math constants and numbers is beneficial. The experience in using the calculators provides comprehension about the mathematical theories.