4. 2 -3 = -1 and 1 -6 = -5. Since in math difference means to subtract you set it up like this: -1 -(-5). It is a double negative so you change it to a plus. -1 + 5 + 4.
The difference is... 25
The difference between 13 and 16 is 3. To find the difference between two numbers subtract the larger number by the smaller number. (16-13=3)
67
17...
23
45
-16 - 20= -36
29 - 16 = 13
23 is.
16 GB
14
the answer is 1024