BBC4 年
Apply and interpret limits of accuracy - Higher
When more than one value in a calculation has been rounded, the upper or lower bounds for each value should be used in the calculation to find the greatest or least possible values that the ...
BBC1 年
Upper and lower bounds
To describe all the possible values that a rounded number could be, we use lower and upper bounds. The lower bound is the smallest value that would round up to the estimated value. The upper bound ...