Problem
A suitcase weighs 23 kilograms, correct to the nearest kilogram. Write down the smallest possible weight and the largest possible weight of the suitcase. ( 2 marks) smallest $=$ $\mathrm{kg}$ largest = $\mathrm{kg}$ Subrit: Answer
Solution
Step 1 ：Find the smallest and largest possible weights that would round to 23 kg
Step 2 ：Smallest possible weight = \(22.5\) kg, Largest possible weight = \(23.5\) kg
