Plus and minus signs Essays

  • The History of the Sign for Addition

    910 Words  | 2 Pages

    The earliest history of plus sign (+) we can trace is Egyptian hieroglyphic. The sign for addition was represented as a pair of legs walking in the direction of the text, neither left nor right . Because Egyptian could be written either from right to left or left to right. In Italy, the symbol plus (+) were adopted by the astronomer Christopher Clavius. The first person who may have used the plus (+) sign as an abbreviation was the astronomer Nicole Oresme’s, the author of the book” The Book of the

  • Class Reflection Paper

    1097 Words  | 3 Pages

    side of the domino. She did a great way to explain to the class how to talk and teach kindergarten students. Angeles taught the class what an adding and subject looks like by saying it is called an equation, the sign in between the numbers determines if you add or subject, and the equal sign is our answer, or solution. I loved how Angeles teaching the lesson as if we were kindgarters. She use positive feedback, and also had a smile on her face. I could see how passionate she was to teach math to kindergarters

  • Symbiosis In Nature

    1624 Words  | 4 Pages

    a biology teacher at Virginia Military Institute, describes these phenomena in Despicable Species: Cowbirds, Kudzu, Hornworms, and Other Scourges as best being categorized using the “plus-minus system”: the plus sign (+), the minus sign (- -) and the neutral sign (0). The plus sign stands for benefit, the minus sign stands for lo... ... middle of paper ... ... path. All organisms are in association with another organism at any given time whether they like it or not. Symbiosis is a natural part

  • Macromolecules Lab Report

    645 Words  | 2 Pages

    three plus signs for lipids, which means that they have the greatest amount of lipids. It would make sense that vegetable oil is one of the two foods containing the most lipids, considering that they contain “very large amounts of polyunsaturated fatty acids” (Gunnars, 2013). Water and spinach have minus signs, indicating that they do not contain lipids. The only two foods that contain protein are egg whites and fish. They are the only foods with plus signs, while every other food has a minus sign

  • Grade Inflation

    856 Words  | 2 Pages

    OU does not believe in the plus/minus grading system which is used by other colleges and universities because the best and the very good would be separated by a simple sign. Those students who work hard and study religiously are the ones who deserve an A instead of an A+ or an A-. A plus/minus grading system is not only difficult for students but also for teachers and professors because who determines what really

  • Comparing The Zeroth And First Law Of Thermodynamics

    2042 Words  | 5 Pages

    ways that can be used to add internal energy to a gas and the formula version to the first law of thermodynamics is represented ∆U= Q+W. Where Q is the heat and W is the work done on the gas. An important point is the work done on a gas having a plus sign in the formula is because by doing work on the gas means we are adding energy to the internal energy,

  • Financial Aid Applications

    1060 Words  | 3 Pages

    information (social security information-tempo... ... middle of paper ... ...ning balance. Your parents may elect to have this money deposited into your school account or be given directly to you. It is their choice. There is interest charged on the PLUS loan. The interest is calculated from the time the loan monies are dispersed until the debt is paid in full. At the time of this writing, the interest rate for the 2007-2008 school year is 8.02%. There is a fee associated with the disbursement of

  • Challenge Graphics Services Inc. V.

    676 Words  | 2 Pages

    from June 4, 2012, when the plaintiff’s salary was deducted to September 8, 2014 when the plaintiff’s employment was terminated. The court calculated that any benefits the company would give plus her original salary is $226,370. Then, minus her actual received salary of $23,111 is 203,259 was lost. In addition, plus the commissions which the plaintiff would earned $39,696 and bonuses of $42,911; also, Challenge Graphics would have made payments of $14,828 for her mobile issues and that Challenge Graphics

  • Boolean Logic

    1564 Words  | 4 Pages

    Boolean Logic Many of our computer databases utilize boolean logic as the basis of querying the database. Boolean logic has a much older history than most computer users imagine. It is helpful to understand the background and theory behind this concept, because this theory is the foundation on which contemporary computer science and information technology has been built. George Boole was an English mathematician. Born in 1815, he had no formal higher education, but had a natural gift for mathematics

  • Kelloggs Analysis

    1203 Words  | 3 Pages

    1.1 Diluted earnings per share 1.32 1.25 0.659090909 0.88 % of earnings retained Net income minus all dividends 185,900,000 187,300,000 Net income 546,000,000 531,000,000 0.3405 .3527 Dividend Yield Dividend per common share 0.87 1.1 market price per share 49.63 32.75 1.75 3.36 Book value total stockholders equity 997,500,000 1,282,400,000 minus prefered stock equity 0 0 number of common shares outstanding 414,800,000 311,500,000

  • Math In Ancient Egypt

    633 Words  | 2 Pages

    because of our ten fingers. This system had symbols for a wide range of numbers starting at one and reaching up to one million. The system the Ancients used had no place-system and no number for zero. It also had no symbols for an equal sign, a plus sign, a minus sign, and so on. These attributes make this s... ... middle of paper ... ... division tables, as well as the measurements of areas and volumes. However, everything in this papyrus was only in an equation form; there were no mathematical

  • The Periodic Table: The Elements Of The Periodic Table

    1006 Words  | 3 Pages

    the ionic charge or the common charge of an atom. One needs to memorize that for group 1 in the periodic table it has a +1 charge and group 2 has a +2 charge then skipping to group 13 you also add a plus 3 charge; however, group 14 has a plus or minus 4 ionic charge. Then, you start using the (-) sign after group 14. So for group 15 it’s gonna be a -3 charge and so on and so forth, until you end up with 0 in group 18 as the Noble Gases do not have any charge. As for the transition metals they sort

  • Gilgamesh, The Iliad, And The Aeneid

    910 Words  | 2 Pages

    Aeneid is denoted to as a literary or else secondary epic so as to distinguish it from primeval or primary epics like the Homeric poems. The word "primitive", "primary" besides "secondary" should not be understood as value verdicts, but simply as signs that the inventive character of the epic was improvisational in addition to oral, though that of the Aeneid, collected later in the epic tradition, was fundamentally non-oral and fashioned with the benefit of writing. As realized, the Homeric poems

  • Designing, Making and Testing a Sundial

    648 Words  | 2 Pages

    circular, its velocity changes at the perihelion. To allow for this would be awkward, so we use a 'mean sun.' The equation only rises as high as 16 minutes. It is the same every year, and on 4 dates it becomes 0. A minus sign indicates that the clock is ahead of the sun, a plus that it is behind the sun. Clock time = (sundial time) - (equation of time) For example: Sundial time = 10:00am =================================== Date= January 9th Equation of time= -7 Clock time

  • Great Hockey Star: Bobby Orr

    1908 Words  | 4 Pages

    one thing that always made him smile, being on the ice. If you were a young boy growing up in Canada you most likely dreamed of playing hockey in the NHL and that dream came true for Bobby Orr, but it all ... ... middle of paper ... ...people or sign autographs but he really emphasizes kids learning good values in sports and to have fun. ("Bobby Orr.") One of the few great hockey stars of the generation of the late 1940’s is Bobby Orr. He was the youngest player to ever be elected into the hockey

  • Experiment to Calculate Acceleration of Mass and Velocity of Free-Falling Object

    964 Words  | 2 Pages

    relationship between the time and distance traveled. When measuring total distance that an object moves during some period of time, you can calculate the average velocity: = where ∆d is the total distance (final distance minus initial, or ) and ∆t is the total time (final time minus initial, or - ) For the case of a falling object, = = since di =0 and t1=0 ∴ = If an object moves in constant acceleration you can fi... ... middle of paper ... ... Then we used the calculated

  • Using Chunking to Increase Capacity of STM

    2614 Words  | 6 Pages

    Using Chunking to Increase Capacity of STM The aim of the investigation was to repeat the experiment carried out by Bower and Springston in 1970. A laboratory experiment was carried out to demonstrate how chunking could be used to increase the capacity of STM. Participants were presented with a letter sequence. The independent variable was the chunking and the dependent variable was how many letters the participants recalled. A repeated measures design was used and the participants were

  • Blood Alcohol Level (bal)

    564 Words  | 2 Pages

    Blood Alcohol Level (BAL) MONITORING The amount of alcohol in your blood stream is referred to as Blood Alcohol Level (BAL). It is recorded in milligrams of alcohol per 100 milliliters of blood, or milligrams percent. For example, a BAL of .10 means that 1/10 of 1 percent (or 1/1000) of your total blood content is alcohol. When you drink alcohol it goes directly from the stomach into the blood stream. This is why you typically feel the effects of alcohol quite quickly, especially if you haven't

  • The Evaluation And Labeling Of Children With Disabilities

    1704 Words  | 4 Pages

    whether my issue lies with the professionals and the process of evaluation, or with me not wanting to accept that my child is disabled.My six and a half year old daughter, Malia, began to show signs of delayed development at age eighteen months. Her speech started to regress and there were also behavioral signs that were significant enough for me to ask our doctor for advice. When was not concerned to the point that I was I contacted Multnomah County Developmental Disability department and requested

  • The Need for Electric Car Charging Stations

    626 Words  | 2 Pages

    Electric Car Charging Stations To Be Constructed To Help Nissan LEAF. Standard testing and upkeep enhances its life and improves efficiency. With the colder climate battery failure becomes far more frequent. As automobile emissions are a single of the key sources of greenhouse gases, men and women must discover ways to minimize their quantity. According to ConsumerReports.orgs Automobile Weblog, To see a map of shared outlets in a given location, drivers enter a destination. We don’t even recognize