  Math Central - mathcentral.uregina.ca  Quandaries & Queries    Q & Q    Topic: sum and difference   start over

5 items are filed under this topic.    Page1/1            The sum and difference of two numbers 2018-08-30 From Saranya:Hi, The question is to find the numbers from sum and difference. The Sum = 14 and the difference = 2 I found in this web site some useful answers. but my kid is going second grade only. She don't know how to do a division or multiplication. So can you please explain on how to find the answer using only the Addition and Subtraction. Thanks in advance.Answered by Penny Nom.     The sum and difference of two numbers 2018-03-13 From samima:Two numbers have a difference of 0.85 and the sum 1.What are the numbers?Answered by Penny Nom.     The sum and difference of two numbers 2018-01-25 From Ali:Hello, I was looking at the original question that was posted and answered by your team: http://mathcentral.uregina.ca/QQ/database/QQ.09.07/s/donna1.html I used the 7 and 4 as example and not looking for 39 per original question: A=7 B=4 7+ 4 =11 and 7-4 = 3 We end up with 11 +3 = 14 A= 14/2 give use 7 B = how do you solve for B or 4 with out knowing anything about 3 or any other numbers ? Thank you AliAnswered by Penny Nom.     The sum and difference of two numbers 2017-03-20 From Olivia:The sum of two numbers is 87 and their difference is 29. What are the two numbersAnswered by Penny Nom.     Sum and difference of two mystery numbers 2007-10-04 From Donna:The sum of two numbers is 39. The difference is 11. What are the numbers?Answered by Stephen La Rocque.      Page1/1    Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences.    about math central :: site map :: links :: notre site français