Follow the instructions in each line of Part II to figure the total amount of contributions and distributions. (sapling.com)
You can generally deduct the full amount of your contribution from your taxable income if you do not participate in an employer - sponsored retirement plan. (synchronybank.com)
Note that withdrawal from a TFSA creates an equal amount of contribution room; withdrawal from a RRSP doesn't. (canadiancapitalist.com)