Question

Find tricks with numbers with the help of your parents, teachers or from the internet! 

Answer 1

1. The Magic Number 9 Trick
   • Steps: 
     • Ask someone to pick any number.
     • Multiply the number by 9.
     • Add all the digits of the result.
     • Repeat until you get a single-digit number.
   • Result: The final number will always be 9. 
   • Example: 
     • Chosen number: 8
     • 8 × 9 = 72
     • Sum of digits: 7 + 2 = 9
2. The Guess My Number Trick
   • Steps:
     • Think of a number.
     • Double the number.
     • Add 8 to the result.
     • Divide the result by 2.
     • Subtract your original number.
   • Result: The result is always 4.
   • Example: 
     • Chosen number: 7
     • Double it: 7 × 2 = 14
     • Add 8: 14 + 8 = 22
     • Divide by 2: 22 ÷ 2 = 11
     • Subtract original: 11 - 7 = 4

(Students can find more tricks with numbers with the help of your parents, teachers or from the internet)