







Group the addends so that you can add mentally 
20131001 

monica pose la question : the questions in the homework says change the order or group the addends so that you can add mentally ,find the sum and tell which property you used
120+37+280 and 25+25+30 Penny Nom lui répond. 





Three addends that sum to ten 
20080913 

Alfred pose la question : How many probabilities are there to have 3 addends to get a sum of 10? What is the formula? Harley Weston lui répond. 





Grouping addends 
20080913 

juan pose la question : how do you group the addends then find the sum: 2+4+6= Penny Nom lui répond. 





Addends 
20071127 

jessica pose la question : what is a addends my son needs to write a number sentence that has two addends that are the same Stephen La Rocque lui répond. 





Number sentences 
20070915 

jen pose la question : list the addition number sentences that can be written using two sets of cards with the numbers 5 6 and 7. which number sentences have the same addends but show a different order?,,,,,,,,,,,,,,Ithis is for my son in 3rd grade and for the life of us we can't figure it out,,thanks for this elementary help Harley Weston lui répond. 





How to add three addends 
20050928 

Patricia pose la question :
explaination of how to add three addends if you use a double to add or if you use a sum of 10
8+3+2=
6+4+0=
3+3+6=
2+5+4=
Baul Betts and Penny Nom lui répond. 





The language of subtraction 
20050926 

Chris pose la question : When you have an addition problem you have two addends that equal a sum. Therefore . . .
I know the answer to a subtraction problem is the difference  what is the name of the numbers that make up a subtraction problem? Diane Hanson and Harley Weston lui répond. 

