Since 1 Pakistani Rupee is equal to 0.004710393815677079 Singapore Dollars, we could say that n Pakistani Rupees are equal to 0.004710393815677079 times n Singapore Dollars. In other words, we could use the following formula:
Singapore Dollars = Pakistani Rupees x 0.004710393815677079
For example, let's say that we want to convert 2.0 Pakistani Rupees to Singapore Dollars. Then, we just replace Pakistani Rupees in the abovementioned formula with 2.0:
Singapore Dollars = 2.0 x 0.004710393815677079
That is, 2.0 Pakistani Rupees are equal to 0.009420787631354158 Singapore Dollars.