How many different ways can you choose 5 books from a shelf containing 12 books? Type a numerical answer in the space provided.

There are 792 different ways of choosing 5 books from a shelf containing 12 books. This problem can be solved using the combination formula of mathematics. The combination formula of mathematics is a number of way of selecting thing from a collection and the formula stated as n (n-1) ... (n-k+1) / k (k-1) ... 1 (Calculation: 12*11*10*9*8/5*4*3*2*1 = 95040/120 = 792).