dumb
31820 thousandths
31,820 miles = 51,209,326.1 meters
31800
31820 square miles
127 over 252 is reduced.
Can 37 over 100 be reduced
7 over 10 can not be reduced!
it can be reduced to 4 over 3
98 over 100 can be reduced to 49 over 50
72 over 100 can be reduced to 18 over 25.
It can not be reduced