Arrange numbers 4, 7, 8 and 9 to reach 1 through 50. Use numbers only once

With the help of GEMDASI and using numbers 4, 7, 8 and 9: come up with whole numbers 0 through 50. Need 32, 33, 38, 39, 42, 47 .... or 49 and 50

 

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1 Answer

Seriously?  You want 50 51 answers?  That's a bit much.

Here's a few:

9 - 7 - (8/4) = 0

(8-7)^4^9 = 1

7 - 4 + 8 - 9 = 2

(7-4)*(9-8) = 3

7 - 4 + 9 - 8 = 4

. . .

49 + 8 - 7 = 50

by Level 13 User (103k points)
edited by

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