Operation - Identity - Associative - Commutative - Distributive - Closure - Inverse - Equality. An operation works to change numbers. (The word operate comes from Latin operari, to work.) There are six operations in arithmetic that work on numbers: addition, subtraction, multiplication, division, raising to powers, and taking roots.
The climate is milder in spring making it a good time to visit the Scottish Borders. There can be some great sunny days mixed with cooler and wet weather. Spring is a good time to visit the Scottish Borders if visitors prefer the weather mild to warm and offers an alternative to visiting in peak summer. From March to May the average daytime temperatures are between 8Â°C and 15Â°C.
Climate in Scotland in September. The average maximum temperature in Scotland during September is a pleasant 16Â°C, with a minimum of 9Â°C, which means visitors can expect to be cool during the day, and chilly at night. Average rainfall in this damp and often overcast country in September is 500mm, but the west coast tends to be drier than the east.