date difference between two column

[Anonymous]

Dear Friends,

i have two table, as shown table1 and table2

 

 i want to get difference between plan date and actual date from above tables, plan date for individual po number will be earliest date

for example; difference for PO: 1316933 have 5/26/2021 - 9/1/2021 = - 98 days

how can i achieve this for all rows, could you help me

[smpa01 · Accepted solution]

@Anonymous  can you try this

measure= calculate(min(t1[Plan]),allexcept(t1,t1[PO]))-min(t2[Actual])