The phrase "adding the number of" is correct and usable in written English.
It can be used when referring to the process of including or summing quantities in a mathematical or statistical context.
Example: "Adding the number of participants will help us better understand the overall engagement in the study."
Alternatives: "including the count of" or "summing the total of".
A co-morbidity score was calculated for each participant by adding the number of age related diseases identified as AD risk factors [ 25, 26] providing a sum score of chronic health conditions [ 9].
In this design, the sensitivity has been increased by adding the number of sensing finger arrays.
Theoretically, the solution with any precision can be obtained by adding the number of the harmonics.
However, this disadvantage can be offset by adding the number of axial oscillators.
"Sure it took too long, but he stayed with it for 32 years," said Ralph Nader, the consumer advocate and co-founder of Public Citizen, adding, "The number of people who died is staggering".
It wasn't because passengers had accepted the fees, but because they were "becoming savvier and avoiding checking luggage," the report said, adding, "The number of passengers surveyed who checked luggage dropped by nearly 20 percent from a year ago".
This is expected as adding the number of successive calendering nips will reduce surface roughness.
"I'm overwhelmed with the people who thank me," he says, adding, "The number of [happy] customers who send postcards to our dealers would make you gag".
Through Fig. 5a, it is demonstrated that multiple transmission peaks inside the stopband can be induced by adding the number of defect cavity in PBR.
All days before the lecture day are consolidated into one variable by adding the number of accesses for each day to assemble what represents accesses before lecture day.
In these models, adding the number of new facilities leads to cost increase, but the obtained income is more than the costs which are afforded.
