5+4-3+2
Using 1, 2, and 3, you can make 27 whole numbers.
106------------------------------------------------------------------------------------------------From Rafaelrz.You can make, 4P3 = 4!/(4-3)! = 24, different 3 digit numbers using 1, 2, 3 and 4.
21+3 or using all the numbers: 21 + (3*(2-1))
5! / 4 - 2 * 3
3 + 3 + 3 + 3 + 2 +2 + 1 = 17
5*4+3+2
4+2=6 6-3=3 3-1 2
You can make 4*3*2/2 = 12 numbers.
7^2=49
7-1=3 6/2=3
3*3*2*1 = 18 of them.
9