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Search options not deleted user 80786

For puzzles about forming numbers using other numbers and mathematical operations. Use with [mathematics]. Puzzles using this tag should carefully specify the allowed operations.

-4 votes
1 answer
244 views

What is the biggest number you can make with 6 9s?

What is the biggest number you can make with 6 9s? These are the allowed operators: Subtraction Addition Multiplication Division Factorial Exponents Square root Floor and Ceiling functions Arbitrary …
one23456789's user avatar
0 votes

Make numbers 1 - 40 using digits 2, 0, 2, 1

My try with all digits in order. (Used factorial and Exponents)
one23456789's user avatar
22 votes
2 answers
5k views

Make e using 1, 2, 3, 4, 5, 6, 7, 8, 9

Can you make $e$ with the digits 1, 2, 3, 4, 5, 6, 7, 8, 9? You can only use the digits once. The allowed operators are listed beloẉ. Addition Subtraction Multiplication Division Square root Exponen …
one23456789's user avatar
3 votes
5 answers
539 views

Make the numbers 1-100 using 1,7,3,4

I made this puzzle myself. As the title says, you must make the numbers 1 to 100 using the numbers 1,7,3,4 - in that order. All numbers must be used. The allowed operators are below: Addition, Subtra …
one23456789's user avatar