3.D-1 Task
3.D.1
Heather says the number with the greatest value she can make with the digits 3, 8, and 4 using each digit once is 438 because the 8 is in the place with the greatest value.
Explain why Heather is not correct.
What is the correct number with the greatest value she can make with the digits 3, 8, and 4 using each digit once.
Explain your reasoning.