Delta-K,  Teaching Ideas,  Volume 27, Issue 2

Summing Consecutive Counting Numbers

Journal of the Mathematics Council of the Alberta Teachers’ Association

Volume 27 Issue 2, September 1988

32 – 35

Summing Consecutive Counting Numbers

Bonnie H. Litwiller and David R . Duncan

Figure 1 contains indicated sums that have been generated by adding sets of consecutive counting numbers and then skipping sets of consecutive counting numbers.