Qiaochu invested some money in a bank account. The relationship between the elapsed time, t , in months, since Qiaochu invested the money, and the total amount of money in the account, M(t), in dollars, is modeled by the following function:
M(t)=3200(1.02)t
Complete the following sentence about the monthly percent change in the amount of money in the account.
Every month,
% of money is
the total amount of money in the account.