Question

What is missing for the following quantity to be true? 11 + (1 + 2) = (__ + 1) + 2 11 1 2 3

Answer 1

11, because if 11+(1+2)=14, then (11+1)+2 would too. Try it! Hope this helped?

Answer 2

i think the answer you look for is 11. because of the common core math problems.