How does the birthday math trick work?
How does the birthday math trick work? Birthday Math TrickAdd 18 to the month they were born.Multiply by 25.Subtract 333.Multiply by 8.Subtract 554.Divide by 2.Add their birth date.Multiply by 5. What is the trick to find the phone number? The DoughRoller Weekly RoundUp (Mathematics Phone Number Edition)Find a calculator and type in the first three digits of your phone number. Multiply that number by 80.Add 1.Multiply the new number by 250.Now add the last four digits of your phone number.Go ahead and add those same four digits one more time.Subtract 250. How do you guess your birthday trick? “ I...