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The rule is - whatever number of decimal places you're rounding off to - look at the NEXT number...
For example - round 23.456 to two decimal places. The number in the THIRD decimal place is 5 or more so you round UP to get 23.46.
IF the number had been 23.454, you would round DOWN to yield 23.45.
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How many significant numbers are in 890 degrees?
There are 2 or 3 significant figures. It could be 894° rounded to 2 significant figures; It could be 889.6° rounded to 3 significant figures.
What is 188100 rounded to two significant numbers?
188,100 rounded to two significant figures is 190,000
Where can significant figures be used for?
There are two types of significant figures, measured and exact. Numbers are often rounded to avoid reporting insignificant figures. Numbers can also be rounded merely for simplicity rather than to indicate a given precision of measurement.
What does 7.438788 rounded to one decimal point?
To one significant figure 7 Rounded off to two significant figures (tenths in your example) 7.4
What is the quotient of 9 and 981?
Expressed as a decimal, rounded to three significant figures, 9/981 = 0.00917
How many significant numbers are in 890 degrees?
There are 2 or 3 significant figures. It could be 894° rounded to 2 significant figures; It could be 889.6° rounded to 3 significant figures.
What is 188100 rounded to two significant numbers?
188,100 rounded to two significant figures is 190,000
When finding significant figures for multiplication and division problems you go by the least number of?
significant figures in the original numbers used in the calculation. This means the final answer should be rounded to the same number of significant figures as the number with the least amount of significant figures.
What is 144.78 rounded to 2 decimal places?
Exactly what you typed. 144.78 rounded to 2 decimal places is 144.78. You may mean significant figures, in which case it would be 1.4*10^3 (2 significant figures).
Where can significant figures be used for?
There are two types of significant figures, measured and exact. Numbers are often rounded to avoid reporting insignificant figures. Numbers can also be rounded merely for simplicity rather than to indicate a given precision of measurement.
What is 10.998 rounded to one decimal place?
11.0 (one decimal and 3 significant figures)
What is 102.5ml plus 6.55ml considering significant figures?
When adding or subtracting numbers, the result should be rounded to the least number of decimal places present in the original numbers. In this case, 102.5 ml has 3 significant figures and 6.55 ml has 3 significant figures, so the answer should be rounded to 1 decimal place as 109.1 ml.
When you add or subtract what is the rule for determining the number of significant figures in the answer?
When adding or subtracting numbers, the result should have the same number of decimal places as the least number of decimal places in the original numbers. This is because in these operations, you are limited by the least precise measurement. Significance figures don't matter in addition or subtraction, only decimal places.
What I sent 2.643 to 2 significant figures?
2.6 to 2 s.f. Do not confuse with 2.64 to 2 decimal places.
What is 0.067318 rounded to 2 significant figures?
It is then 0.067 when rounded to 2 significant figures
Rules on addition and subtraction of significant figures?
When adding or subtracting numbers, the answer should have the same number of decimal places as the measurement with the fewest decimal places. The final answer should be rounded to the least number of decimal places among the numbers used in the calculation. Only the decimal portion of the number is considered when determining significant figures for addition and subtraction.
What does 7.438788 rounded to one decimal point?
To one significant figure 7 Rounded off to two significant figures (tenths in your example) 7.4
