How do you evaluate #(-0.8)+(-7.2)-5.4#?
2 Answers
Mar 6, 2018
Rules :- +- is equal to -
. . . . ++ is equal to +
. . . . -+ is equal to -
. . . . -- is equal to +
So - 0.8
. - 7.2
- 5.4 = -13.4
Mar 6, 2018