Math magic trick with number. Algebraic reasoning for ice breaking. See more: <a>http://www.mathjokes.net</a>

2. A L G E B R A I C R E A S O N I N G

6. 4

8. 6

9. Everybody started with different numbers, but ended up
with the same number. Why?
The number you first thought of is always eventually
subtracted.
Everyone has performed the same operations so you all
end up with the same answer.

10. Think of a number
n

11. Multiply it by 3
3n

12. Add 14
3n + 14

13. Subtract the number you
first thought of
2n + 14

14. Divide by 2
n + 7

15. Subtract the number you
first thought of
7

16. 3n is an expression.
3n + 8 is an expression with two
terms.
An expression consists of one
or more terms.

17. Think of a number
Double it
Add 3
Multiply by 4
Subtract 12
Divide by 8
: n
: 2n
: 2n+3
: 8n+12
: 8n
: n

18. That is… Math Magic Tricks 
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