Poppy Day is 11th Nov, Remembrance Sunday is the nearest Sunday to Poppy Day i.e. today
February 2nd.
Let us say that we start with January first. The first 9 months of the year (and assuming it is not a leap year) add up to 273 days. So you have 9 months and ten days.
The first Monday of September in the U.S. and Canada
In Canada and US Labor day is celebrated on the first Monday in September and in most of the other countries it's on 1st May.