24.24 + 28.28 + 48.48
= (12.12 + 12.12 ) + ( 14.14 + 14.14 ) + ( 24.24 + 24.24 )
= 12.12 x 2 + 14.14 x 2 + 24.24 x 2
= ( 12.12 + 14.14 + 24.24 ) x2
= 50.50 x 2
= 101 ai tochs mình mình tích lại nha.Thanks
24.24 + (28.28 + 48.48 ) =
24.24 + 76.76 = 101