Wednesday, 16 December 2015

DIFFERENCE OF 2 SQUARES 3


Evaluate 27942 – 27842

Solution

27942 – 27842 = (2794 + 2784)( 2794 – 2784)

                     = (5578)( 10)

                     = 55780

Hence 27942 – 27842 = 55780

TRY THIS…………….



Evaluate 9312 – 8312

No comments:

Post a Comment