This is first grade math - no other directions were given.
asked Sep 29, 2011 in Pre-Algebra Answers by anonymous

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6 Answers

I assume that this is meant to illustrate that zero added to a number does not change the number.
answered Sep 30, 2011 by Battleaxe Level 6 User (23,120 points)
Doubles are number sentences the use the same number to added twice. 2+2=4, once they know this by hard. they use the knowledge to solve 2+3= ?, knowing that 2+2=4 and that 3 is 1 greater than 2, the logical conclusion is that the answers is 1 more than 4 which is 5.
answered Oct 11, 2011 by anonymous
hello dear

i hv question

add: write the doubles fact you used to solve the problem

like  7+8=



answered Sep 7, 2012 by anonymous
I dont know
answered Oct 10, 2013 by anonymous
answered Oct 8, 2014 by jess
0+0-this is a double fact.

so would be:



answered Nov 18, 2014 by anonymous
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