It would most likely be chronological order.
18/100 or 9/50
To find it you have to get like denominators. So, I multiplied the denominator, 10, by 10 and then I multiplied the numerator, 1, by 10. Then I got 10/100. So, I added both fractions together and got 18/100.
Ask if you need more clarification.
The answer is the second option: ask themselves when comprehension was lost. I took the test on edge.
