1. 8
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English Medium Instruction for
Mathematic

2. 3

3. 22

4. 11

5. English Medium Instruction for
Mathematic
Kelompok 3 :
Inge Yosanda A
(110210101003)
Agnes Ika N (110210101012)
Didin Trisnani
(110210101026)

6. Math Trick and Black Hole

7. 2 7
12
9
123 x 23 =
2829

8. 85647957 : 3 =
3 85647957
8 5 6 4 7 5 72 1 1 2
2854919
82 4 95 91
2
3

9. n+1=n

10. The mistake of that operation is :
In the step 7 :
It’s WRONG
The True Result
It must be