"percent difference" is correct and usable in written English.
You can use it to compare two values. For example, "The percent difference between the two prices was 5%".
The percent difference is less than 5%.
What percent difference exists between the salaries?
The Meta-RaPS approach outperformed most other solution methodologies in terms of percent difference from optimal.
Fig. 7b: The percent difference of the two curves in Fig. 7a to the left.
Fig. 8b: The percent difference between the curves in Fig. 8a.
Only a one percent difference, admittedly, but coming in second place is worrying for Labour HQ.
Fig. 11: Percent-difference plot between the two GMAPs in Figure 10 above.
A: It's a 100 percent difference.
There was a 70percentt difference.
Instead of a 20 percent difference, there can be a 1,000 percent difference".
This study showed significant differences between black and white outcomes: a 28percentt difference in wages; a 190percentt difference in unemployment rates; a 234percentt difference in home ownership.
