( 9 - 5) + 6 = 4 + 6 = 10
(14 + 4) -14 = 28 - 14 = 14
(30 + 40 ) - 20 = 50 - 20 = 30
15 + ( 13- 10) = 15 + 3 = 18
17-(14 - 12 ) = 17 - 2 = 15
(50 – 20 ) + 30 = 30 + 30 = 60
( 9 - 5) + 6 = 4 + 6 = 10
(14 + 4) -14 = 28 - 14 = 14
(30 + 40 ) - 20 = 50 - 20 = 30
15 + ( 13- 10) = 15 + 3 = 18
17-(14 - 12 ) = 17 - 2 = 15
(50 – 20 ) + 30 = 30 + 30 = 60