225
you do 450 over 100 times 870 over 1 the answer you get just simplify. :)
480/450 = 1 30/450 =1 1/15
1 mile 450 feet = 5730 feet
450 over 1000
3 over forty
1/3 of 450 is equal to 450/3 which is 150
18/20
4/33
It is: 225/450 = 1/2
It is: 450/1000 times 100 = 45%
2 2/3
It is 1 11/21. :)