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MaxineThe question is not using the terms correctly. A number is rounded to N significant places, N being a variable. So you would round to 2 significant figures, or 4, 5, or whatever was appropriate. Good explanatins and examples are to found from the links below,
If you are asking whether to round up or down, in pre-computer days, it was usual to round down between .0 and .49, and to round up from .5 to .99. With the advent of spreadsheets, it is more dependent on the programming. Some round up, some round down. Some round up half the time and down the other half. Some randomly round up or down.
You have not listed any measurements, but 0.301 and 301 both have three significant figures.
In which one of the following is the number correctly rounded to three significant figures?
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measured value 28.7053cm which has six significant figures round the measurement to four significant figures?
28.71
645533 round to three significant figure?
For doing significant figure you down count from the start the required amount, so 645533 would become 646000.
Round 2789.01 to 2 significant figures?
2700
How do you change 3.20 into 2 significant figures?
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.
Round the number 23435.6 to 2 significant figures?
Five, two and five sig figs respectively.
When doing dimensional analysis when do you round to the correct number of significant figures?
The least number of significant figures in any number of the problem determines the number of significant figures in the answer.
How to round significant figures when multiplying numbers?
When multiplying numbers with significant figures, round the final answer to match the number with the least significant figures in the original numbers.
How do you round 17.9867 to 3 significant figures?
17.9867 to 3 significant figures is 18.0
How do you round 1100 to 3 significant figures?
1100 to 3 significant figures is 1.10e3
How do you round 2808 into 3 significant figures?
2808 into 3 significant figures is 2810
How do you round 0.0000004799 into 3 significant figures?
0.0000004799 into 3 significant figures is 4.80e-7
How do i Round off 88930371.007 to 2 significant figures?
88930371.007 to 2 significant figures is 89000000
Round 0.0034088 in three significant figures?
0.0034088 in three significant figures would be 0.00341
How do you round 8468 to two significant figures?
8468 rounded to 2 significant figures is 8500
How do you round 0.004560 to 2 significant figures?
0.004560 to two significant figures results in: 0.0046
What is 0.035550 rounded off to two significant figures?
0.036 The significant figures are indicated by the square brackets 0.0[35550], so we round this part of the figure.
What is 0.0000386241 to 2 significant figures?
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.
