The sum of a and B is 171.6. If the decimal point of B moves one place to the right, it is equal to A. then, a is a______ The number B is______ .

The sum of a and B is 171.6. If the decimal point of B moves one place to the right, it is equal to A. then, a is a______ The number B is______ .

According to the meaning of the question, the number a is 10 times of the number B; from the sum multiple formula, the number B: 171.6 ÷ (10 + 1) = 15.6; the number A: 15.6 × 10 = 156. Answer: the number a is 156, the number B is 15.6. So the answer is: 156, 15.6