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Hey sis! I'm having some trouble figuring out how to add/ subtract significant numbers, do you think you remember the rules from when you took Chemistry?
Yeah of course ,there are 3 basic rules!
final answer must have the same number of decimal places as the measurement with the least amount of decimal places.
- 1st: do the math as you normally would. -2nd: find the number of decimal place in each of the numbers - 3rd :draw a line where its the least amount of decimal places (round to that line)
I need to remember the rules for my test tomorrow hopefully I do good!
Rules of + and - significant numbers
Yes, I hope I get a good score I studied very hard!
Are you ready for the test?
YAY! i just checked what I got on the test and I got a 100%!
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