-9 -8 IN THIS HOW DO WE DECIDE SHOULD WE GO RIGHT OR LEFT ON A NUMBER LINE?

Asked by reshmakale1975 | 11th Jan, 2018, 09:37: PM

Expert Answer:

begin mathsize 16px style While space subtracting space straight a space positive space number comma space move space towards space left space on space the space number space line
Example colon space minus 9 minus 8
Since space 8 space is space straight a space positive space number space that space has space to space be space subtracted space from space minus 9 comma space
start space from space minus 9 space and space move space 8 space steps space to space the space left space and space your space answer space will space be space minus 17

While space subtracting space straight a space negative space number comma space move space towards space right space on space the space number space line
Example colon space minus 9 minus left parenthesis negative 8 right parenthesis
Since space left parenthesis negative 8 right parenthesis space is space straight a space negative space number space that space has space to space be space subtract space from space minus 9 comma space
start space from space minus 9 space and space move space 8 space steps space to space the space right space and space your space answer space will space be space minus 1.

end style

Answered by Rashmi Khot | 12th Jan, 2018, 09:49: AM