What number is half way between 13 and 37

The number half way between 13 and 37 is 25

So to get the answer you need to make a number line from 13 to 37 and you cross off:

13 and 37

14 and 36

15 and 35

16 and 34

17 and 33

18 and 32

19 and 31

20 and 30

21 and 29

22 and 28

23 and 27

24 and 26

and the last number left is the number that's half way between 13 and 37,

so the answer is 25