Question

29 birds were sitting in a tree some more fly up to the tree then there were 42 birds in the tree how many more flew up to the tree

Answer 1

29 birds were sitting in a tree some more fly up to the tree then there were 42 birds in the tree how many more flew up to the tree


13 birds 29+13=42 

Answer 2

The answer would be 13. 42-29=13