The 10s and 5s
There are 8 10s in 85, with 5 left over.
2
As a percentage 1/2 is 50%
It is 100%
.2%
2 over 31 = 6.45%
There are 37 full 10s and there is 8 left over. 37 x 10 = 370. 370 + 8 = 378.
20s
2 over 10 = 20%
1/2 and 2/4
1 whole 2 over 25 in percentage = 108%1 2/25 = 27/25 * 100% = 108%