The sum of a and B is 29.7, the decimal point of B moves one place to the right, which is equal to a, a is (), B is ()

The sum of a and B is 29.7, the decimal point of B moves one place to the right, which is equal to a, a is (), B is ()

The sum of a and B is 29.7, the decimal point of B moves one place to the right, which is equal to a, a is (27), B is (2.7)