Trump's budget contains some glaringly simple math errors

The White House released its budget proposal for the 2018 fiscal year earlier this week, and it includes massive cuts to domestic programs and increased defense spending.
The administration touted its projection that the budget would be on a path to balance within 10 years. But that assumption relies on a few basic errors that economists say undermine the entire document.
Double-counting
The budget, economists say, "double counts" how proposed tax cuts would affect its bottom line.
The Trump adm