-9
The answer is sixteen over thirty five.
1 minus 5/16 = 11/16.
We convert into like terms giving sixteen twentieths minus five twentieths, giving eleven twentieths.
Five over sixteen cannot be reduced. Sixteen is not evenly divisible by five.
7
12
16 minus -8 is 24.
16,000 minus 6 is 15,994.
16 minus 21 is -5
-16 (minus sixteen).
The answer that you are looking for is: -18 (minus 18).