Calculați utilizând regula 2⁷¹÷2³²= 15³⁴÷15³¹= 2⁴²÷2²⁷= 3⁷¹÷3⁴²= 7¹⁸÷7⁵÷7⁶= 25⁴⁷÷25²³= (5³⁰÷5¹⁷)÷5⁴= 2²⁰÷2¹⁰÷2⁵= 3²²÷3³÷3⁷= 7³⁵÷(7²¹÷7⁹= 8²⁰¹¹÷8²⁰⁰⁸= 2²⁰⁰³÷2⁶⁶⁷=​