Answer: 1 and 2/5
Step-by-step explanation: When you subtract a mixed number from a whole number, you would have to covert the whole number into a mixed number. The first step would be to convert 4 to a mixed number(3 and 5/5) Then we can easily subtract. Step 2, (3 and 5/5) - (2 and 3/5). You will get 1 and 2/5.