-- card: 123137 from stack: in
-- bmap block id: 0
-- flags: 0000
-- background id: 4507
-- name: 


-- part contents for background part 2
----- text -----
- (minus)

-- part contents for background part 1
----- text -----
-

Subtraction of numbers.

7-2
-7.2345 - -10
4-3*7-1   is the same as  4 -(3*7) -1


-- part contents for background part 43
----- text -----
336,211