When adding several quantities, the number of decimal places in the result must always be
A) larger than the number of decimal places in the most accurate of the quantities.
B) equal to the number of decimal places in the least accurate of the quantities.
C) equal to the average number of significant digits in the most and least accurate of the quantities.
D) equal to the number of decimal places in the most accurate of the quantities.
E) smaller than the number of decimal places in the least accurate of the quantities.

Question

Quizplus · Accepted Answer

When adding or subtracting numbers, the result should be rounded to the same number of decimal places as the number with the least number of decimal places among the quantities being added or subtracted. This ensures that the precision of the result is not overstated.

When Adding Several Quantities, the Number of Decimal Places in the Result