Final answer:
To estimate 487/67, rounding both numbers and then dividing gives an estimated result of 7.
Step-by-step explanation:
The best estimate of 487/67 is found by using division. To estimate, we can round the numbers to make the calculation easier. If we round 487 to 490 and 67 to 70, we can divide 490 by 70 to give us an estimated result. 490 divided by 70 equals 7, so the best estimate for 487/67 is 7.