1 km-1 m =0.999 km
1 m-1 mm =0.999 m.
1 (cubic meter)-1 (cubic decimeter) =0.999 (cubic meter)
1 (cubic decimeter)-1 (cubic centimeter) =0.999 (cubic decimeter)
1 (cubic meter)-1 (cubic millimeter) =0.999 (cubic centimeter)
Article 1:
Unconsciously, a semester of teaching has come to an end. This semester is my first time as a junior high scho