(25x100) + (3x10 )+ 4 =

(15x100) + (6x10) + 7 =

(9x1000) + (6x500) + (3x30) + 9 =

(7x1000) + (3x100) + (5x20) + 9 =

(5x1000) + (4x800) + (3x20) + 6 =

(4x1000) + (7x100) + (5x10) + 6 =