Java Question- Using Eclipse

Any help and/or advice would help!

Car Payment Calculator

Program calculates monthly payments and total payment based on inputs for loan amount, interest rate, and number of years to pay off loan. This program gives practice in documentation and style standards, input and output, mathematical expressions, and assignment statements.

prompt user and get loanAmount from user as a real number * prompt user and get numberOfYears to pay off loan as an integer * calculate monthlyInterestRate: (annual rate / 12) * calculate monthlyPayment: (loanAmount * monthlyInterestRate) / 1 - (1 / (1 + monthlyInterestRate ) to the power of (numberOfYears * 12) * calculate totalPayment: (monthlyPayment * numberOfYears * 12) * output the monthlyPayment * output the totalPayment

loanAmount double input from user for loan amount * ANNUAL_INTEREST_RATE double constant for annual interest rate: 4.21% * numberOfYears int input from user for number of years to pay back loan

Test Case: LoanAmount- 5000 , numberOfYears- 3 , monthlyPayment- 148.08, totalPayment- 5331.14