Question

exercise 3.3 1 find the sum of the following :
4/-9 + 7/9​

Answer 1

Answer:

so,

4/-9 + 7/9

here the denominators are already same and the negative signs on denominators will come to numerators

-4/9 + 7/9

= -4+7/9

= -3/9

= -1/3 is ur appropriate answer