680 pounds in tons - Convert 680 pounds to tons

How much does 680 pounds weigh in tons? Find out how heavy is 680 pounds using our calculator and results table.

Pounds

📖 A pound is a unit of mass that is equal to 16 ounces or approximately the weight of a small watermelon. It is commonly used to measure the weight of people, animals, and large objects.

💡 The pound was originally defined in ancient Rome as the weight of 12 bronze coins called "unciae." This is where the symbol "lb" for pound comes from, as it is an abbreviation of the Latin word "libra," which means "scale" or "balance".

Tons

📖 A ton is a unit of mass that can refer to either a short-ton or a long-ton, depending on the context. In the US, a ton is equal to 2,000 pounds, while in the UK, it can refer to either 2,000 or 2,240 pounds. It is commonly used to measure the weight of heavy objects, such as vehicles or machinery.

💡 The word "ton" comes from the Old English word "tunne," which means a large barrel or cask. This is because the weight of a barrel full of wine or beer was often used as a standard measurement in medieval times.

pounds to tons Conversion Table

pounds	tons
680	0.34
681	0.34
682	0.341
683	0.341
684	0.342
685	0.342
686	0.343
687	0.343
688	0.344
689	0.344
690	0.345
691	0.345
692	0.346
693	0.346
694	0.347
695	0.347
696	0.348
697	0.348
698	0.349
699	0.349
700	0.35
701	0.35
702	0.351
703	0.351
704	0.352
705	0.352
706	0.353
707	0.353
708	0.354
709	0.354
710	0.355
711	0.355
712	0.356
713	0.356
714	0.357
715	0.357
716	0.358
717	0.358
718	0.359
719	0.359
720	0.36
721	0.36
722	0.361
723	0.361
724	0.362
725	0.362
726	0.363
727	0.363
728	0.364
729	0.364
730	0.365
731	0.365
732	0.366
733	0.366
734	0.367
735	0.367
736	0.368
737	0.368
738	0.369
739	0.369
740	0.37
741	0.37
742	0.371
743	0.371
744	0.372
745	0.372
746	0.373
747	0.373
748	0.374
749	0.374
750	0.375
751	0.375
752	0.376
753	0.376
754	0.377
755	0.377
756	0.378
757	0.378
758	0.379
759	0.379
760	0.38
761	0.38
762	0.381
763	0.381
764	0.382
765	0.382
766	0.383
767	0.383
768	0.384
769	0.384
770	0.385
771	0.385
772	0.386
773	0.386
774	0.387
775	0.387
776	0.388
777	0.388
778	0.389
779	0.389