(1\27)⁻³ * 9⁻² = (3⁻³)⁻³ * (3²) ⁻² = 3⁹ * 3⁻⁶ = 3⁹⁻⁶ = 3
25⁻³ *125³ = (5²)⁻³ * (5³)³ = 5⁻⁶ * 5⁹= 5 ⁻⁶⁺⁹=5³ = 125
14⁻⁴ : 7⁻⁶ = (2*7)⁻⁴ : 7⁻⁶ = 2⁻⁴ * 7⁻⁴ : 7⁻⁶ = 2⁻⁴ * 7⁻⁴ ⁺⁶= 2⁻⁴ * 7² = 1\2⁴ *49=49\16
(5\6)⁻⁸ : (6\5)⁻⁵ = (5\6)⁻⁸ : (5\6)⁵ = (5\6)⁻⁸⁻⁵= (5\6)⁻¹³ = (6\5) ¹³
4⁻⁵*16² \ 64 = (2²)⁻⁵ * (2⁴)² \ 2⁶ = 2⁻¹⁰ ⁺⁸⁻⁶ = 2⁻⁸ = 1\ 2⁸ = 1\256