There are many approaches that can be used on a rounded nut or bolt. Many of them depend on the access you have to the nut. If you have easy access you can try using Vice grips, a pipe wrench, or a hammer and chisel/screwdriver. You may also consider applying heat to the nut or welding another nut to the existing nut if you have the proper equipment.
You should put some penetrating oil on the nut, penetrating oils such as liquid wrench help you break the nut loose.
Other tools designed specifically for removing rounded nuts include a nut splitter and bolt/nut extractors
(See the website at the related link for a discussion on removing a rounded nut with a hammer and screwdriver, cutting tool, penetrating oils and nut extractors.)
Alot of people confuse stripped with rounded, is the nut rounded so that you cannot turn it with the proper size wrench or are the threads damaged so the nut spins but will not come off?
If you can get at it try a pipe wrench
try using vice grips to hold the nut while you use a wrench on the bolt Using 6 point sockets or wrenches will help reduce that situation from happening.
Rounded off to the nearest ones is 775, rounded off to the nearest tens is 780, rounded off to the nearest one hundreds is 800.
A jam nut locks another nut from backing off.
You can try welding another lug to it, or you might have to cut the stud and replace it, if worst comes to worst.
To the nearest hundredths place 30.9199 is rounded off to 30.92. To the nearest tenth place 30.9199 is rounded off to 30.9. To the nearest ones 30.9199 is rounded off to 31. To the nearest tens 30.9199 is rounded off to 30. To the nearest hundreds 30.9199 is rounded off to 0.
on bottom of arm is a nut, to take off arm remove this nut, then wiggle arm off shaft.
7,120 is rounded off to the nearest ones and tens.
8.995 rounded off to the nearest integer is 9
Ten integers can be rounded off to 280. An infinite number of numbers can be rounded off to 280.
Refile the nut so you have new flat surfaces