Related Post: 5 2x 3 )= 4 X 1 5 2 X 3 4 X 1 3 8 5 (- 2x 4 )- 3 X 1 5 2 X 4 3 X 9 10 5 3 4 X 12 X 2 Filter 2x 3 4 X 5 10 5 2x 3 4x 1 8 2x 3 )- 4 X 5 )= 10 5 2 X 4 15 X 3 4 2x 5 )= 3 X 15