Nine apples are divided into 13 people. How many knives can you at least cut? Can you divide them equally?
First, divide the nine apples into three equal parts-* * * cut 27 knives, which is 27 pieces.
13 people each take two pieces-there is one piece left.
Divide the last block into 13 equal parts-* * cut 12 knife, which is 13 block.
13 people each take a piece-the average distribution is completed.
* * * cut 39 knives.