Count by 8720 (Skip Counting by 8720s)

Count by 8720

Here we will show you how to count by 8720, discuss counting by 8720 patterns, and tell you why knowing how to count by 8720 matters. To start off, note that Count by 8720 means counting in 8720s, or count by eight thousand seven hundred twenties, and it is also called skip counting by 8720.

How to count by 8720
Normally, we would count by 1 like this: 1, 2, 3, 4, etc., but when we count by 8720, we count 8720, 17440, 26160, 34880, and so on.

In other words, to count in intervals of 8720 or skip counting by 8720, we start with 8720 and then add 8720 to get the next number, and then continue adding 8720 to the previous number to keep counting by 8720, like this:

8720
8720 + 8720 = 17440
17440 + 8720 = 26160
26160 + 8720 = 34880
34880 + 8720 = 43600
...

You can of course skip count by 8720 forever, so it is impossible to make a list of all numbers, but below is a Count by 8720 Chart of the first 100 numbers to get you started.

Looking at the chart above, you will see that the first column has the first ten numbers you get when you skip count by 8720, the second column has the next ten numbers you get when you skip count by 8720, and so forth.

Count by 8720 Patterns
We organized the Skip Counting by 8720s Chart above in 10 rows and 10 columns so you can easily identify patterns.

Skip counting always creates patterns. Figuring out these patterns may help you if want to count by 8720, but don't have the Counting by 8720s Chart above. Obviously, one pattern with counting by 8720s is that the number increases by 8720.

Furthermore, if you look at each row above, each number in the row has the same last digit (ones place). That means that every tenth number has the same last digit.

If you look down the columns, you will see that the last digit (ones place) repeats itself in blocks of 1 over and over. The pattern of the last digit when you count by 8720 goes 0 and 0 and so on for as long as you count by 8720.

Why Count by 8720?
We think that understanding and learning about skip counting by 8720 is important, because it teaches you how the arithmetic operations fit together. Below are some examples of what we mean.

When you count by eight thousand seven hundred twenty, you are also creating a list of multiples of 8720 that you can use in math when you need the least common multiple. 8720 times n equals the nth multiple or skip count of 8720.

When you skip count by 8720, you are also creating a list of numbers that 8720 is divisible by. On top of that, skip counting by 8720 is the same as making the 8720 times table.

Skip Counting
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Count by 8721
Here is the next number on our list that we used to skip count.