Basic(Elementary) Mathematics

1. Multiplying decimals is similar to multiplying whole numbers. Initially we multiply the numbers neglecting the decimal numbers.
2. After the product is obtained, count the total number of digits on the decimal part of the numbers and that will be the total number of digits in the product.
Examples:

1. Find the product of 3.28 x 0.21

1. 


2. 



2. Find the product of 3.028 x 15.21

1. 


2.