Question

(6+2^10:2^8)^7:10^5-9x10

Answer 1

(6+2¹°:2⁸)⁷:10⁵-9x10=
=(6+2²)⁷:10⁵-90=
=10⁷:10⁵-90=
=10²-90=
=100-90=10

Answer 2

( 6 + 2 ¹⁰ ; 2⁸)⁷ : 10⁵ - 9 x 10 =
 = ( 6 + 2²)⁷ : 10⁵ - 90 =
 = ( 6 + 4 )⁷ : 10⁵ - 90 =
 = 10⁷ : 10⁵ - 90 =
 = 10² - 90 =
 = 100 - 90 =
 = 10