The certain digits and the estimated digit of a measurement are together
Not all digits are significant
-All numbers other than zero are significant
-Place saving zeros aren't significant (decimals)
∟
When multiplying and dividing:
-round your answer to the lowest number of S.D in the initial numbers
When adding and subtracting:
-round to the lowest decimal place from the original numbers
Scientific Notation
When writing in scientific notation, numbers split into 2 parts:
-Number btwn. 1→10
-Power of ten
∟1000 = 10 x 10 x 10 = 10^3
-Paulo Santillan
No comments:
Post a Comment