How Do You Make 100 out of 123456789?

Wondering why how Do You Make 100 out of 123456789 impacts your daily choices? Check out this overview and key takeaways.

Our numbers 1 through 9 are. That’s almost half of 100 so we can multiply that by 2 and get 90 and now we can add back in another 1 and 9 to give the extra 10 needed to reach 100. So if we go back over what we have so far. Well, the way I did this is I first looked at how much adding the numbers 1 through nine would be.

How to make the answer 100 with numbers 1 to 9?

With numbers 1 to 9, we have to make the answer 100. How? You have numbers 1,2,3,4,5,6,7,8,9. You cannot change their sequence. You can only use + or -. You can also join two or three digits but only in order. eg: 12, 23, 34, 45, 56, 67, 78, 89 etc. You cannot use a number twice. Solve it. Who are the experts?

How to generate list of numbers from 1 to 100?

If you want your integers to be bound between two integers (i.e. start with something other than 1), you can use something like this: with bnd as (select 4 lo, 9 hi from dual) select (select lo from bnd) – 1 + level r from dual connect by level <= (select hi-lo from bnd);

How to select numbers from 1 to 100 in Oracle?

Using Oracle’s sub query factory clause: “WITH”, you can select numbers from 1 to 100: Peter’s answer is my favourite, too. If you are looking for more details there is a quite good overview, IMO, here. Especially interesting is to read the benchmarks.