In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

For example , a kilometre is one thousand times the length of a metre , but a square kilometre is one million times the area of a square metre .
For example , a kilometre is 10 ( a thousand ) times the length of a metre , but a square kilometre is 10 ( 10 , a million ) times the area of a square metre , and a cubic kilometre is 10 ( 10 , a billion ) cubic metres .