Posted by MsMee on .
Use the approach in Gauss's Problem to find the following sums (do not use formulas)
b. 1 + 3 + 5 + 7 +..... + 1001
Clearly the first number is 1, and last number is 1001, and the increment is 2. This a plug n chug.
yes but, i will have to use a formula that way 
3*+2+2/2^2

Problem Solving Math 
Nicole,
1+3+5+...+2009