Question

add the rational number 7/11+-9/13​

Answer 1

Step-by-step explanation:

7 / 11 + -9 / 13

Tale LCM :- 11 × 13 = 143

= 91 / 143 + -99 / 143

= -8 / 143

= − 0.0559

hope it helps you mark as brainliest please

Answer 2

Answer:

7/11+(-9/13)= -8/143

Step-by-step explanation:

7/11+(-9/13)

=(7/11×13/13)+(-9/13×11/11)

=(91+(-91)/(11×13)

=-8/143