Can we use plural in English? For example, 1 meter is 1 meter. 2 meters is 2 meters. What about 1.8 meters

Can we use plural in English? For example, 1 meter is 1 meter. 2 meters is 2 meters. What about 1.8 meters

It can be plural. The unit of measurement is a noun in English. The way to change plural is the same as common nouns. 1 meter is 1 meter. 2 meters is 2 meters. 1.8 meters. It can be said that 1.8 meters. The plural of gram is grams, and the plural of pound is pounds