Commutative Property is when you add or multiply two numbers and then they equal the same two numbers that are in different orders and have the same operation. For example, th â¦ ere could be 9+7=7+9 or 5x8=8x5.
The Outer Hebrides (also known as the Western Isles) are the westernmost chain of islands in the Hebrides, west of the Scottish Highlands.
Making the world better, one answer at a time. The periosteum a membrane with a fibrous outer layer and a cellular inner layer. The periosteum isolates the bound surrounding the tissue, provides a route for the circulatory and nervous supply and actively particiapates in bone growth and repair.eriosteum is divided into an outer fibrous layer and inner cambium layer (or osteogenic layer). The fibrous layer contains fibroblasts, while the cambium layer contains progenitor cells that develop into osteoblasts.