# Thread: one more hard mathematical puzzle...

1. ## one more hard mathematical puzzle...

Using the mathematical symbols (,+,-,*,/,) can you make following equation become true.

9 8 7 6 5 4 3 2 1 = 2021

Note: Don't combine the numbers. For example 987+65....

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suresh

2. ## Re: one more hard mathematical puzzle...

Is it necessary to use all those mathematical symbols?

3. ## Re: one more hard mathematical puzzle...

No. That is not necessary.

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suresh

4. ## Re: one more hard mathematical puzzle...

Is it necessary that the numbers must be in the given order?

5. ## Re: one more hard mathematical puzzle...

yes. It is necessary.

6. ## Re: one more hard mathematical puzzle...

Here is a big clue for you my friends...

* = using 4 times.
+ = using 3 times.
/ = using 1 time.
( = using 1 time.
) = using 1 time.
- = using 0 time.

-----------------
suresh

7. ## Re: one more hard mathematical puzzle...

The answer is
9*8*7*(6-5)*4+3+2*1 = 2021

8. ## Re: one more hard mathematical puzzle...

What a wounderful answer this was. You deserved it 3roses. Keep it up.

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suresh

9. ## Re: one more hard mathematical puzzle...

9*8*7*(6-5)*4+3+2*1 = 2021

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