If you multiply 15 to 7, you will get the answer 105.
Check out this multiplication chart/tables from 1 to 20, each contain 20 rows of respective multiplication operation shared by Ncalculators.com.
The basic idea of multiplication is repeated addition. It's a mathematical operation where a number is added to itself a number of times.
Multiplication via kwout
Multiplication is commutative, that is, numbers may be multiplied in any order.
Fun math practice! Improve your skills with free problems in 'multiplication word problems' and thousands of other practice lessons at IXL.com.