8468 rounded to 2 significant figures is 8500
When rounding 1286 to 2 significant figures, you must consider the first two non-zero digits from the left. In this case, those digits are 1 and 2. The digit to the right of 2 (8) is greater than 5, so you round up. Therefore, 1286 rounded to 2 significant figures is 1300.
0.04567 to 2 significant figures is 0.046
It has 2 significant figures.
It is then 0.067 when rounded to 2 significant figures
88930371.007 to 2 significant figures is 89000000
Rounded to 2 significant figures it is 0.043
8468 rounded to 2 significant figures is 8500
0.004560 to two significant figures results in: 0.0046
0.000039 as you have to round it up. 3 and 8 are the significant figures but as you must round up, the answer becomes 0.000039.
0.26
5200
To change 3.20 into 2 significant figures, simply round it to 3.2. The zero after the 2 is removed as it is not significant when there are only 2 significant figures.
7000.
54000
2700
rounded to 3 significant figures it would be .00750