Can someone work with me on this ?

Jennifer made contributions to an IRA over the course of 20 working years. Her contributions averaged $20,000 annually. Jennifer was in the 39% tax bracket during her working years. The average annual rate of return on the account was 5.5%, bringing the value of the IRA to $697,366.36 by the time she retired. At this point, Jennifer stopped working and making IRA contributions, and instead started living on withdrawals from the retirement account. Jennifer dropped into the 32% tax bracket at retirement. What is the difference in the taxes Jennifer would

Question

Can someone work with me on this  ? 

Jennifer made contributions to an IRA over the course of 20 working years. Her contributions averaged $20,000 annually. Jennifer was in the 39% tax bracket during her working years. The average annual rate of return on the account was 5.5%, bringing the value of the IRA to $697,366.36 by the time she retired. At this point, Jennifer stopped working and making IRA contributions, and instead started living on withdrawals from the retirement account. Jennifer dropped into the 32% tax bracket at retirement. What is the difference in the taxes Jennifer would