10920 to 1 significant figure is 10000
654 rounded to one significant figure becomes 700.
1534 to 1 significant figure is 2000.
2300 rounded to 1 significant figure is 2000.
849 to 1 significant figure is 800. This is because the first non-zero digit is 8, so the significant figure is the hundreds place.
470 rounded to one significant figure is 500
37.753 rounded to one significant figure becomes 40
The rate of decrease is 9%. It can be calculated as (10920/12000)-1 or (12000-10920)/12000.
It has 1 significant figure.
1150 to 1 significant figure is 1000
9753261 to 1 significant figure is 10,000,000
4916 to 1 significant figure is 5000
Rounded to 1 significant figure it is 0.4
4252 to 1 significant figure is 4000.
654 rounded to one significant figure becomes 700.
1534 to 1 significant figure is 2000.
0.00009893 to 1 significant figure = 0.0001
6694 rounded to 1 significant figure is 7000