Multiplying Fractions by Whole Numbers
To multiply a fraction by a whole number, write the whole number as a fraction with 1 as the denominator.
For example, let's find the product:
9 x 

First, write 9 as a fraction.
9  = 

9 x 

= 

x 

To multiply fractions, multiply the numerators with each other and the denominators with each other.

x 

= 

= 

Now,

= 

So, the required product is 

. 
ds
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Help
The correct answer is
Remember :
The smallest number is the one that comes first while counting.
Solution :
To arrange the given numbers in order from smallest to greatest, find the smallest number among all the given numbers.
21,27,23
21 is the smallest number.