Value of a $10 bill in 1989: $20.82
What you can buy in 2018: 30 rolls of toilet paper
If you're shopping for toilet paper, you have your pick in 2018. The cost of 30 rolls of Scott 1000 toilet paper costs $19.98 at your local Walmart. In 1989 dollars, $10 would give you some wiggle room for taxes, but doesn't upgrade you to additional ply toilet paper.