Mathematics for IGCSE & O level - Estimation (Section 3 - No. 36)
In a calculation, if one of the values is accurate to 1 decimal place, to what degree of accuracy should you express the answer?
To the nearest whole number.
To 1 decimal place.
To 2 decimal places.
To the maximum degree of accuracy the calculator offers.
Giải thích
The answer should not be given to a greater degree of accuracy than any of the values used in the calculation.