250cm - 1.5cm = 248.5
250cm add 2.8cm = 252.8
3m is bigger than 250cm. Why because 1000cm =1m That means 3m=3000cm So, 3m(3000cm)>250cm
2.5m
4
8.2021
about 98.4251968
25 cm
1/40
445.3cm
They're all measured in the same units, so the answer is the one with the smallest number, namely 1.75cm.
They are only 250cm long