Below is an instruction that describes a task. Write a response that appropriately completes the request in Swahili. Please answer in Swahili.

### Instruction:
Padma is trading cards with Robert. Padma started with 75 cards and traded 2 or her valuable ones for 10 of Robert's cards. Robert started with 88 of his own cards and traded another 8 of his cards for 15 of Padma's cards. How many cards were traded between both Padma and Robert?

### Response:
 Kati ya Padma na Robert, kulikuwa na kadi 75 + 88 = <<75+88=163>>163 za kuanza.
Padma alibadilisha kadi 2 + 15 za kwake = <<2+15=17>>17 kadi.
Robert alibadilisha kadi 10 + 8 za kwake = <<10+8=18>>18 kadi.
Jumla ya kadi zilizobadilishwa kati yao ni 17 + 18 = <<17+18=35>>35 kadi.