Answer:
greatest is -8 / 9 and - 9 / 10
Step-by-step explanation:
-7/ 12 is greater than -9 / 13
-8 /9 and -9 / 10 are equal because
-8/9 = 0.888 if we round off it's 0.9
and - 9 / 10 is 0.9 so that's why they are equal to each other
Hope this answer helps you :)
Have a great day
Mark brainliest
