Answer: 32
Explanation:
Hi, the best estimate for 891 divided by 28 is 32.
Because, if we do the division, the result is 31.83214286 and since the number after the decimal is .8 , we can round it to 32 because 8 is higher than 5.
Mathematically speaking:
891 /28 =31.83 ≅32
Feel free to ask for more if needed or if you did not understand something.