130
21.3
The number 10.989 rounded to 3 significant figures is 11.0
2.540x10^4
It is then 2.64 when rounded to three significant figures
0.0034088 in three significant figures would be 0.00341
130
31,500
201
21.3
0.990
0.00241
The number 10.989 rounded to 3 significant figures is 11.0
It's already there.
6.71 is 6.7050 is rounded to three significant figures.
To convert the number 0.004758 to three significant figures, we need to round it off appropriately. Identify the significant figures: The given number, 0.004758, has 5 significant figures. Determine the significant figures based on the three most significant digits: The three most significant digits in 0.004758 are 4, 7, and 5. Round the number: Look at the digit immediately after the third significant figure, which is 7. Since 7 is 5 or greater, we round up the third significant figure (5). Apply rounding: The number rounded to three significant figures is 0.00476. Therefore, 0.004758 rounded to three significant figures is **0.00476**.
2.540x10^4