Use signed numbers to solve each problem.
POLITICS On July 20, 2007, a CNN/Opinion Research poll had Barack Obama trailing Hillary Clinton in the South Carolina Democratic presidential primary race by 16 points. On January 26, 2008, Obama finished 28 points ahead of Clinton in the actual primary. Find the point change in Barack Obama’s support.
We need at least 10 more requests to produce the solution.
0 / 10 have requested this problem solution
The more requests, the faster the answer.