(10³•10⁷)²:(25²)⁴=10²⁰: 5¹⁶=10²⁰: 5¹⁶=2²⁰*5²⁰:5¹⁶=2²⁰*5⁴=(2⁵*5)⁴
(15⁴•15⁶)⁴:(27³)²=15⁴⁰: 3¹⁸=5⁴⁰*3⁴⁰ : 3¹⁸=5⁴⁰*3²²= (5²⁰*3¹¹)²
(21•21⁴⁹)²:(49⁵)³=(21⁵⁰)²:(7²)¹⁵=3¹⁰⁰* 7¹⁰⁰: 7³⁰=3¹⁰⁰*7⁷⁰= (3¹⁰*7⁷)¹⁰
(14•14¹⁴)⁴:(64³)²=
(14¹⁵)⁴: (2⁶)⁶= 2⁶⁰ *7⁶⁰ :2³⁶= 2²⁴*7⁶⁰=(2²*7⁵)¹²