If you are allowd to use .4 and factorial, the answer will be 4! - (.4 - 4!) / .4
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(4+4)/4 + 4
4 × ((4 ÷ 4) + 4)=20
There are six fours in twenty-four.
One way to use four fours to make 25 is 4 + 4 + 4 + √4, which equals 25.
4 + 4 + (4/4) = 9