7x4x12=336

364-336= 28 /12 =2.33333333333

therefore 2.3 days from the week number are added or missing at the start of each month.

gregory forked it with 31, 30, 28 (29)

Do not forget that you are completely right. There are 28 more days somewhere in the air that we work per year of 13 months but we are only paid for12! it’s very fair!! 😄

T2 framework uses a decentralized measurement model of 5 weeks of 6 days = 30