Problem 5 - Unknown number

I think about a number, I divide it by 16, I add 6 and I get 30. What number did I think about it?

Fill in here

Exemple !

I think about a number, I divide it by 10, I add 19 and I get 36. What number did I think about it?

We note with x the number we want to find.

x ÷ 10 + 19 = 36

x ÷ 10 = 36 - 19

x ÷ 10 = 17

x = 17 × 10

x = 170

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