Count by 9930 (Skip Counting by 9930s)

Count by 9930

Here we will show you how to count by 9930, discuss counting by 9930 patterns, and tell you why knowing how to count by 9930 matters. To start off, note that Count by 9930 means counting in 9930s, or count by nine thousand nine hundred thirties, and it is also called skip counting by 9930.

How to count by 9930
Normally, we would count by 1 like this: 1, 2, 3, 4, etc., but when we count by 9930, we count 9930, 19860, 29790, 39720, and so on.

In other words, to count in intervals of 9930 or skip counting by 9930, we start with 9930 and then add 9930 to get the next number, and then continue adding 9930 to the previous number to keep counting by 9930, like this:

9930
9930 + 9930 = 19860
19860 + 9930 = 29790
29790 + 9930 = 39720
39720 + 9930 = 49650
...

You can of course skip count by 9930 forever, so it is impossible to make a list of all numbers, but below is a Count by 9930 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 9930, the second column has the next ten numbers you get when you skip count by 9930, and so forth.

Count by 9930 Patterns
We organized the Skip Counting by 9930s 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 9930, but don't have the Counting by 9930s Chart above. Obviously, one pattern with counting by 9930s is that the number increases by 9930.

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 9930 goes 0 and 0 and so on for as long as you count by 9930.

Why Count by 9930?
We think that understanding and learning about skip counting by 9930 is important, because it teaches you how the arithmetic operations fit together. Below are some examples of what we mean.

When you count by nine thousand nine hundred thirty, you are also creating a list of multiples of 9930 that you can use in math when you need the least common multiple. 9930 times n equals the nth multiple or skip count of 9930.

When you skip count by 9930, you are also creating a list of numbers that 9930 is divisible by. On top of that, skip counting by 9930 is the same as making the 9930 times table.

Skip Counting
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Count by 9931
Here is the next number on our list that we used to skip count.