Calculator Connections Section 1.2 Addition of Whole Numbers and Perimeter 21 Topic: Adding Whole Numbers The following keystrokes demonstrate the procedure to add numbers on a calculator. The key (or, on some calculators, the key or key) tells the calculator to complete the calculation. Notice that commas used in large numbers are not entered into the calculator. Expression Keystrokes Result 175574 Your calculator may use the key or key instead. 92,406 83,168 92406 83168 Calculator Exercises For Exercises 99–106, add by using a calculator. 99. 9,084,037 452,903 100. 899,382 9406 101. 7,201,529 962,411 102. 103. 104. 3,421,019 822,761 1,003,721 9,678 9,300,050 7,803,513 3,480,009 907,822 45,418 81,990 9,063 56,309 Advertisers Amount Spent General Motors $64,700,000 Corporation AT&T $36,500,000 National Collegiate $24,100,000 Athletic Association Coca-Cola Company $23,200,000 106. The number of votes tallied for the leading presidential candidates for the 2012 election is given in the table. (Source: Federal Election Commission) Find the total number of votes for these three candidates. Candidate Number of Votes Obama 65,899,660 Romney 60,932,152 Johnson 1,275,804 105. The amount of money spent on television advertisements during the NCAA tournament is given in the table. This represents the four largest contributors. Determine the total amount spent on television advertisements for these four companies.
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