21.86
There are four significant figures in 0.1111.
4300.728 can be round off to 3 figures by firstly 4300.73 then 4300.7 then 4301 then 430 now i have round off that into 3 figures thanx
12,437 rounded to four significant figures = 12,440
1,782,739 rounded to four significant figures is 1,783,000.
0.0034088 in three significant figures would be 0.00341
To round 1,248,486 to four significant figures, you focus on the first four digits, which are 1, 2, 4, and 8. The digit following these is 4, which means you do not need to round up. Therefore, 1,248,486 rounded to four significant figures is 1,248,000.
1124
To round the number 1127436092 to four significant figures, identify the first four significant digits, which are 1127. The next digit is 4, which is less than 5, so you do not round up. Therefore, the number rounded to four significant figures is 1127000000.
93.70
2.002
28.71
All of those figures are significant. If you want to round it to 2 sig figs, that would be 13.
578.7 and 47.33 and 789.5
1.246 x 10^8 Note: if you don't learn this now, it will be much harder to understand concepts in math and chemistry later
There are four significant figures in 0.1111.
Four of them.
Round Figures - 1923 was released on: USA: 12 September 1923