







Group the addends so that you can add mentally 
20131001 

From monica: 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 Answered by Penny Nom. 





Three addends that sum to ten 
20080913 

From Alfred: How many probabilities are there to have 3 addends to get a sum of 10? What is the formula? Answered by Harley Weston. 





Grouping addends 
20080913 

From juan: how do you group the addends then find the sum: 2+4+6= Answered by Penny Nom. 





Addends 
20071127 

From jessica: what is a addends my son needs to write a number sentence that has two addends that are the same Answered by Stephen La Rocque. 





Number sentences 
20070915 

From jen: 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 Answered by Harley Weston. 





How to add three addends 
20050928 

From Patricia:
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=
Answered by Baul Betts and Penny Nom. 





The language of subtraction 
20050926 

From Chris: 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? Answered by Diane Hanson and Harley Weston. 

