This is from Weekly Homework Sheet (3).
What 3 digits are in the units period? 817
4,083,817
4083817
4,083,817
This is from Weekly Homework Sheet (3).What 3 digits are in the units period? 8174,083,817
9,7,3
4, 3, 7
9,827,273The 3 digits in the thousand period is 827.
What is the units digit of the least whole number greater than 1000 whose digits are all different?
This is from Weekly Homework Sheet (3).What 3 digits are in the units period? 8174,083,817
9,7,3
4, 3, 7
This is from Weekly Homework Sheet (3).What 3 digits are in the thousands period? 8279,827,273
9,827,273The 3 digits in the thousand period is 827.
period
There are 3 identical digits in the units period. If the number started with 23 then 2 + 3 = 5 and 20 - 5 = 15 which is divisible by three. If the number started with 24 then 2 + 4 = 6 and 20 - 6 = 14 is not divisible by 3. So the number is 23,000,555.
Commas are used to separate large numbers into groups of three digits. Each group is called a period.
What is the units digit of the least whole number greater than 1000 whose digits are all different?
units.
That happens ten times in a 12-hour period.
It is 2.