Please help me doing this !!!
Thank you si much

Answer:
1 1/2 (one and one-half)
Step-by-step explanation:
First:
To the equation-- keep, change, flip
Keep 9/10
Change division to multiplication
Flip -3/5 to -5/3
Second:
Multiple across to get -45/30
Divide to get 1.5
Then, turn that decimal into the fraction 1 1/2