Kenn Gorman
High School Technology Teacher / Aquatics Coach
Arcademic Skill Builders: Online Educational Games. Math Playground. 10 Easy Arithmetic Tricks. Technology Math can be terrifying for many people. This list will hopefully improve your general knowledge of mathematical tricks and your speed when you need to do math in your head. 1. The 11 Times Trick We all know the trick when multiplying by ten – add 0 to the end of the number, but did you know there is an equally easy trick for multiplying a two digit number by 11?
Take the original number and imagine a space between the two digits (in this example we will use 52: Now add the two numbers together and put them in the middle: That is it – you have the answer: 572. If the numbers in the middle add up to a 2 digit number, just insert the second number and add 1 to the first: 1089 – It works every time. 2. If you need to square a 2 digit number ending in 5, you can do so very easily with this trick. 252 = (2x(2+1)) & 25 2 x 3 = 6 3. Most people memorize the 5 times tables very easily, but when you get in to larger numbers it gets more complex – or does it?
2682 x 5 = (2682 / 2) & 5 or 0 4. 5. Aplusmath.com. Popular Cities Kansas City Tutoring Buffalo Tutoring Richmond Tutoring Tulsa Tutoring Denver Tutoring Los Angeles Tutoring Spokane Tutoring Detroit Tutoring Albuquerque Tutoring Memphis Tutoring Popular Subjects Math Tutors in Chicago Reading Tutors in San Diego GRE Tutors in New York City Reading Tutors in Washington DC Computer Science Tutors in Miami Algebra Tutors in New York City French Tutors in Chicago Math Tutors in Phoenix ACT Tutors in San Diego ACT Tutors in Seattle ACT Tutors in Los Angeles MCAT Tutors in Phoenix LSAT Tutors in Phoenix GRE Tutors in Los Angeles Reading Tutors in Atlanta ISEE Tutors in New York City GMAT Tutors in Chicago MCAT Tutors in Atlanta Spanish Tutors in Atlanta SSAT Tutors in Miami Popular Test Prep Call us today to connect with a top tutor Call Now Download our free learning tools apps and test prep books Show More Privacy PolicyTerms of UseSitemapSign In 4.9/5.0 Satisfaction Rating over the last 100,000 sessions.
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By Darryl K. Taft | Posted 2011-01-24 Email Print Like the mainframe, COBOL is not dead. In fact, COBOL continues to live and to thrive in various enterprise environments. In the fourth quarter of 2010, IBM saw a 70 percent increase in the sales of its System z mainframes. Likewise, COBOL use continues, with 5 billion lines of new COBOL code being added to live systems every year. Modernizing COBOL Apps: 10 Reasons Why It's Important by Darryl K. Darryl K. Haiku LMS : Loading. Oaks Christian School: Home.
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