Age and Siblings Math Trick

Ok here's a cool math trick that will give you an answer with your age and the number of siblings you have

1.   Take Your age

2.      Multiply your it by 2                   

3.      Add 10 to the number you got in step 2                                      

4.      Multiply that number by 5                                 

5.      Add # of siblings you have 

6.     Subtract 50