8-4целых31/100-2целых57/100=?

Question

8-4целых31/100-2целых57/100=?

Answer 1

8 - 4  31/100 - 2  57/100 = 7 100/100 - 4  31/100 - 2  57/100 = 1  12/100 =
 = 1 3/25