In an Arithmetic Sequence, the diiference between one term and the next one is a constant called the “common difference.” In general, we could write an Arithmetic Sequence like this: {, +d, +2d, +3d,…} where: is the first term d is the “common difference” Example 1: My Arithmetic Sequence: -10, -3, 4, 11, 18, 25. […]