Question

how can u find the sum when u are adding a positive and a negativedecimal or fraction. Include how to know whether the sum is positive or negative.

Answer 1

If we have , for example

-0.25+0.8=0.55

The sign that will have the result is given by the greatest number in this case the gretes number is positive so the result is going to be positive.

in the case of the fractions is the same

We do the same