Challenge

Using the digits 1, 9, 9, 9, in order, write expressions for as many numbers from 1 to 50 as you can, using order of operations.
for eg.
1 = 19-(9+9)

9 = (1×9)(9/9)

10 = 1+9+9-9

28 = 1+9+9+9

etc.

If it becomes too hard, try using the digits out of order

good luck

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