how to solve 102*103 using brackets Please explain each step and how we hv to do it I - Maths - Knowing Our Numbers

Question

how to solve 102*103 using brackets Please explain each step and
how we hv to do it I can't understand the formulae

Priyanka Kedia · Accepted Answer

102×103=102×100+3                 =102×100+102×3       Distributive law; a×b+c=a×b+a×c                 =10200+306                 =10506⇒102×103=10506

how to solve 102*103 using brackets.Please explain each step and how we hv to do it . I can't understand the formulae