9514 1404 393
Answer:
15.8 ÷ 3.9
Explanation:
To make up this problem, we can start with two numbers whose quotient we know is 4, such as 16 and 4. Then we can choose two numbers that round to these values, such as 15.8 and 3.9
__
The problem 15.8 ÷ 3.9 has an estimated quotient of 4. The estimate is found by rounding each value to the nearest integer and finding the quotient of those numbers: 16/4 = 4.
_____
Additional comment
The actual quotient is 4 2/39, about 4.05128.