perplexus.info :: Just Math : Blockout

Blockout (Posted on 2004-11-22)

In each of the following equations, remove two characters (digits or symbols) to make the equation correct.

12+8/2/2/2=1*2+4
(2+7)*5=6*4+18-5
1+2+3+4=236-20+8

Example:
38/2-14+3=11-3*2
38/2-14+3=11-3*2
38/2-14+3=11-3

Submitted by DJ

Rating: 4.4000 (5 votes)

Solution: (Hide)

These are the only solutions:

12+8/2/2/2=1*2+4
128/2/2/2=12+4

(2+7)*5=6*4+18-5
2+7*5=6*4+18-5

1+2+3+4=236-20+8
1+23+4=236-208

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
Puzzle Thoughts	K Sengupta	2023-01-30 02:15:38
Solution	Praneeth Yalavarthi	2007-07-17 12:38:29
solution	Corey	2005-02-15 18:39:17
Solution	Michael	2004-11-26 21:08:56
Another VB solution	Penny	2004-11-25 11:42:54
Solution	Fletch	2004-11-22 17:46:39
computer methodology (spoilers)	Charlie	2004-11-22 14:38:11
Second one (spoiler)	Larry	2004-11-22 11:55:22
Third one (spoiler)	Larry	2004-11-22 11:50:21
First one (spoiler)	Larry	2004-11-22 11:45:34

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