Yes, you can select up to 5 different causes when creating a Fundraising Page.
Money will be split evenly between all of the causes, as below:
| 1 cause | 100% |
2 causes | 50% each |
3 causes | 33.33% each |
4 causes | 25% each |
5 causes | 20% each |
It's not possible to adjust the split to assign different percentages to different causes.