=PMT(rate, nper, pv, fv, type)
=PMT(A2/12,A3,A4)
This PMT function can be used to calculate monthly loan payments with terms given by arguments from A2:A4.
=PMT(A2/12,A3,A4,,1)
If you need to calculate monthly loan payments with terms given by arguments from A2:A4 but with payments due at the beginning of the period, you can use the above formula.
The PMT function is a Sourcetable function for calculating loan payments. It works by using constant payments and a constant interest rate to determine the payment amount.