finally we learn to reound to tenth place
to round to the tenth palce, check the place befor it
x.yz
y is tenth place
z=hundreth place
if
z≥5, round y up (y+1)
if z<5, round y down (y)
ok so we have
38.14205
only need till hundreths place
38.14
4<5
round down
1 stays 1
38.1 is rounded