Answers

2015-07-07T19:26:42+08:00
87−(−23)

87+23


110/ -110

OR 

87-23

87-234

87-2364

64
0
2015-07-07T19:27:46+08:00
In subtracting positive number (87) to a negative number (-23), you just need to change the subraction to addition process wherein, the minus sign will be change to plus sign and the sign of your subtrahend will be changed according to the given number.

    87 - (-23)
= 87 + (+23)
= 87 +23
= 110
0
no offense
Hehe, thanks. I just followed the integer rule in subtracting numbers. I also checked my answer in a scientific calculator, and 'twas right then. :D
actually we both have the same answers
haha
indeed