Forget about the for the moment and do this: Always add 1, adding 1 to the 4, so we get 4 + 1 = 5 Then multiply this answer, 5, by the original first number, 4 5 X 4 = 20 So what you have is 20 and Everyone knows = 25 right? Well it does. This is what makes it easy. Put the two answers together and that's the answer! 2025 |