Search for: Login To Post DD Method Home › Community › Questions & Answers › Mental Math Q & A › DD Method This topic has 3 replies, 3 voices, and was last updated 4 years, 2 months ago by Areadien. Viewing 4 posts - 1 through 4 (of 4 total) Author Posts January 7, 2020 at 7:25 pm #8960 jaggariParticipant Topics: 1Replies: 1 I didn’t understand DD method,like how does this even and odd work.Explain briefly please. January 8, 2020 at 2:18 am #8961 Abhishek RKeymaster Topics: 0Replies: 73 Hi Jaggari, The first digit left of the decimal is odd and you alternate between odd and even. For example, let us take 7324. So the first digit left of the decimal is 4. So it becomes Odd (O) O 7 3 2 4 Now you alternate between Odd (O) and Even (E) E O E O 7 3 2 4 Hope this clarifies. January 8, 2020 at 12:29 pm #8962 jaggariParticipant Topics: 1Replies: 1 Thank toy.Clarified. February 26, 2020 at 4:03 am #10753 AreadienParticipant Topics: 4Replies: 7 And if you have a decimal point, it’s E O E O . E O E O Author Posts Viewing 4 posts - 1 through 4 (of 4 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Continue with GoogleContinue with FacebookContinue with Twitter Log In