Ask your own question, for FREE!
Mathematics 8 Online
OpenStudy (anonymous):

5. Multiply by 4 This is a very simple trick which may appear obvious to some, but to others it is not. The trick is to simply multiply by two, then multiply by two again: 58 x 4 = (58 x 2) + (58 x 2) = (116) + (116) = 232

OpenStudy (anonymous):

like it

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!