Question

9+9x9=?

Answer 1

90 nha bn

Answer 2

9 + 9 x 9 = 162 nhe bn

Answer 3

9 + 9 x 9 = 9 + 81 = 90

chúc bạn học giỏi

Answer 4

9+9*9=9+81=90

Answer 5

9+9x9=90

Answer 6

9+9*9=100

Answer 7

90 nha bn

Answer 8

C1 : 9+9x9=9+81=90

C2 : 9 + 9x9 = 9x1 + 9x9 = 9 x ( 1 + 9 ) = 9 x 10 = 90

Answer 9

9+9x9=  9+81

         =   90

Answer 10

9 + 9 x 9 = 9 + 81

              = 90

Answer 11

9 + 9 x 9

= 9 x 1 + 9 x 9

= 9 x ( 1 + 9 )

= 9 x 10

= 90