Alt+0 – See 10 days of your calendar with Alt+0. Tip: 1 will give you a day, 9 will give you 9 days! (Guess what Alt+2-9 will do!)
Alt+PgUp – Use Alt+PgUp to navigate to the previous month on the same date as you are currently. So, from 10/10, see 9/10. Just use the next shortcut to get back to where you were.
Alt+PgDown – Use Alt+PgDn to navigate to the next month on the same date. From 10/10, you’ll go to 11/10. Check out the previous shortcut to return to where you were in the calendar.