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.
Spring and summer in Scotland (June, July, August and September), however, are pure pleasure, with cool to warm balmy conditions (summer temperatures average 20-25Â°C). Like everywhere in the British Isles, Scotland tends to be wet, but here in the highlands the rainfall is governed by the topography of the mountains.