370.58
8980
It is 8419.
370.58
8100 plus 90 plus 72 is equal to 8,262.
10.39
8.81?
3.25
It is 920.307
6.5 + 3 + 2 = 11.5Without a decimal, you would write that as 11½
15.015
7 plus 0.9 plus 0.03 can be written in decimal form as 7.93.
0.8+0.01 = 0.81