Question

45 - 56 =

78 - 90 =

566 - 709 =

Answer 1

45-56=-11

78-90=-12

566-709=-143

Answer 2

45 - 56 = 45 + ( - 56 ) = ( - 56 ) - 45 = -11

78 - 90 = 78 + ( - 90 ) = ( - 90 ) - 78 = - 12

566 - 709 = 566 + ( -709 ) = ( - 709 ) - 566 = - 143

Answer 3

45 - 56 = -11

78 - 90 = -12

566 - 709 = -143

Answer 4

-11

-12

-143

Answer 5

-11

-12

-143