Centrale des maths - centraledesmaths.uregina.ca
Dilemmes & doutes
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 Adding fractions 2017-10-27 Sandy pose la question :virinchi distributed 4/7 of cake to his friends 1/3 of it to his family members which part of cake is remaining?Penny Nom lui répond. Fractions of two quantities 2016-01-22 Melody pose la question :Kate ate 1/4 of her orange. Ben ate 2/4 of his banana. Did Kate and Ben eat 3/4 of theit fruit? Explain.Penny Nom lui répond. Adding fractions 2014-01-31 bianco pose la question :2/3+3/4= 9/8-6/8=Penny Nom lui répond. A word problem involving fractions 2014-01-23 Pamela pose la question :John put 1/4 of his flowers in a vase He gave 1/2 to of the flower to his wife He gave 1/5 of the flowers to his daughter He has 8 flowers left How many flowers did John start withPenny Nom lui répond. Adding mixed numbers 2013-11-20 Kathy pose la question :1 3/4 + 1 2/3= ? 5 1/2 - 2 5/6= ?Penny Nom lui répond. Ann has a bag of marbles. 2013-07-25 Carmen pose la question :Ann has a bag of marbles. she gave one half to her friend Tina and then one third to her friend Tom. Now left with 15. How many did she had originally?Robert Dawson and Penny Nom lui répond. Cutting three sections of pipe 2013-05-16 Michael pose la question :A plumber cuts three sections of pipe from a 12’ length of ABS pipe, the lengths of the sections are 33 3/8”, 56 5/8” and 39 7/8”. What is left over from the full length, if the saw cut is 1/8” wide?Penny Nom lui répond. Adding two fractions 2012-09-19 jeanette pose la question :Question from jeanette, a parent: can you help me figure this according to BEDMAS I am lost steps please: $\frac{12.75^2}{50} + \frac{13.49^2}{60}$ I hope this is not too confusing for you it is to me...Harley Weston lui répond. Adding more than 2 fractions 2012-09-10 Anonymous pose la question :How do you add or subtract more than 2 integer fractions? OK, here is an example. -5/6 + 7/4 + 13/8 Please tell me the steps. Thanks- grade 9 studentRobert Dawson and Penny Nom lui répond. Adding fractions 2012-01-05 laurie pose la question :if shaded parts of a circle are 4/7 and the other is 1/3 what fraction is leftPenny Nom lui répond. 1 third plus 5 sixths 2011-11-10 Matt pose la question :1 third plus 5 sixths =Penny Nom lui répond. pi/2 + 12/13 2011-05-24 Jen pose la question :If you have (pi/2) and you want to add it to (12/13), how would you go about it?Chris Fisher lui répond. 1/a^2 + 1/b^2 2011-01-19 robert pose la question :If (a + b)^2 = 81 and ab = 18, find the value of 1/a^2 + 1/b^2 ?Penny Nom lui répond. Least common denominator 2010-02-13 Priscila pose la question :3/8 + 4/5 + 7/3 + 9/10 = ? Thank you for your assistance. PriscilaPenny Nom lui répond. Combining fractions 2010-02-10 Nick pose la question :Combine the fractions 2m/t + 5/mtPenny Nom lui répond. Adding with mixed fractions 2006-03-30 Becca pose la question :can anyone help with how we change to get the same denominator with adding whole number. example:8+7 3/8 6 1/2 + 2 5/6 Stephen La Rocque lui répond. Adding fractions 2006-03-26 Barbara pose la question :I know that to subtract 1/4 from 2/3 I must find a common denom. Now the 2/3 becomes 8/12.....i understand the 12, but where does the 8 come from?Penny Nom lui répond. Subtracting fractions 2004-05-11 Filipe pose la question : Question: _5_ - __7__ 6ab 8aPenny Nom lui répond. Common Denominator 2002-08-26 Slobodanka pose la question :What is a Common Denominator?Penny Nom lui répond. Adding fractions 2000-04-23 A grade 6 student pose la question :In adding fractions, how do I rewrite the fractions so that the denominators are equal? The problem is 3/4 + 1/6 = The other problem is 11/18 + 4/9 =Penny Nom lui répond. Making fruit salad 2000-03-29 A grade 5 student pose la question :Miss.Muffet males a fruit salad by adding 31/2 pounds of grapes and 4 1/4 pounds of apples to every 2 1/4 pounds of melon. How many pounds of grapes does she use in 50 pounds of fruit salad? Claude Tardif lui répond. Adding Fractions 1998-10-15 Lindsay pose la question :please help me!!!!Harley Weston lui répond. Adding Fractions 1998-10-03 Pam Bailey pose la question :Can you help me simplfy this? (1/2a + 1/3b) - (1/4a - 1/5b) + (1/6a - 1/7) thanxHarley Weston lui répond.