Ten is the number which would be called as ten in word form. Ten is the natural number that has some rule while it would be used for the basic arithmetic operation. There are certain rule to used w hen number ten being used for the addition, subtraction, multiplication and division. In this article, we see about the rule of ten and example problem using rule of ten.
Rule of Ten:
Rule 1: Addition Operation:
When the number is added to ten, only changes to be occur in tenth place of that number.
Let take the number as 23512 to be added to ten
23512
+ 10
________________
23522
Now see the tenth place of the number has been changed after the number 23512 is added to ten.
Rule 2: Subtraction Operation
When the number is added to ten, the only changes happen either or both in tenth and hundred place.
Let take the number as 23502 to be subtracted to ten
23502
- 10
________________
23492
Now we can see the changes happen in hundred and tenth place of given number after the number 23502 is subtracted from ten.
Rule 3: Multiplication Operation
When the number is multiply with ten, we get the result as the number with one zero.
Let take the number 45 is multiply with ten, we get
45 10 = 450
Rule 4: Division Operation
When the number is divided by ten we get the result as follow.
Step 1: Point decimal after first digit in right of the given number.
Let take the number 3451 is divided by ten.
3451 10 = 345.1
Let us see the example problem using the rule of 10.
Example Problem Rule of Ten:
Example 1:
Choose the correct option when the number 679 is divided by ten.
Option:
a) 6.79
b) 67.9
c) 6.79
d) .679
Solution:
We know that the number is divided by ten, we have to point decimal after first digit in right of the given number.
Given the number is 679. Point decimal after the first digit 9 of the number 679.