Answer :
2.4 is bigger because if you subtract like this 2.4-2.04 you get a positive 0.36. if you subtract 2.04-2.4 it will equal a negative. which means 2.4 is bigger because there is still some left over.
2.4 is the largest because if 2.4-2.04 it is positive and if 2.04-2.4 its negative