19
when the thermomter used mecury comes to nearest
Yes, of course, you lose more precision if you round to a half inch. Try rounding 0.76 to the nearest half unit, and to the nearest quarter unit, and see what happens.
The distance to a star.
380 rounded to the nearest 10th 400 rounded to the nearest 100th
If measured top the nearest centimetre then the answer is 0.5 cm.
19
when the thermomter used mecury comes to nearest
eighth of an inch
The length of a string is typically measured in centimeters or millimeters, so it can be measured to the nearest centimeter by rounding the measurement to the closest whole number.
Yes, of course, you lose more precision if you round to a half inch. Try rounding 0.76 to the nearest half unit, and to the nearest quarter unit, and see what happens.
The distance to a star.
24000
Its radius is 4.8 cm, rounded to the nearest tenth.
380 rounded to the nearest 10th 400 rounded to the nearest 100th
86499.99... to the nearest thousand 86049.99... to the nearest hundred 86004.99... to the nearest ten etc Personally, I would advise that 86500 is rounded down to 86000 so as to avoid rounding bias but to many school teachers rounding bias is too complicated to explain to youngsters.
When using a Fahrenheit thermometer, temperature should be measured to the nearest degree.