What does change mean
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Change means to trade an object/number for something new.

変更とは、オブジェクト/番号を新しいものと交換することを意味します。

change means something is going to be different in ur life like new thing to do or a new place to stay

change means many things in life

for many centuries there were important factors which the economies of the muslim empires developed increasingly. they applied economic procedures in production, investment, finance, taxation and property. they used to tax certain goods (for example: harvest), they charged interest on money lent, they signed contracts with merchants; they relied on a common currency, and they used checks as well as promissory notes. with the money collected by means of taxation, the government provided the needy with an income. in addition, trading networks covered huge distances, so far regions started to have contact and exchange goods. this trade network covered areas of asia, africa and europe.