Search for: Login To Post Areadien Profile Topics Started Replies Created Engagements Search topics: Topics Engaged In Viewing 8 topics - 1 through 8 (of 8 total) Topic Voices Posts Last Post DD Method vs DS Method Started by: srirampknss in: Mental Math Q & A 6 13 2 years, 11 months ago astha.jain@uni-jena.de Multiplying single-digit numbers into double-digit numbers: The DS method Started by: Areadien in: General Questions 2 2 4 years, 10 months ago Abhishek R DS, DD of large negative numbers Started by: Areadien in: Mental Math Q & A 2 2 4 years, 10 months ago Abhishek R digit sum Started by: faruuq in: General Discussion 3 3 4 years, 10 months ago Areadien DD Method Started by: jaggari in: Mental Math Q & A 3 4 4 years, 10 months ago Areadien Stem multiplication: an easier way to do 5 * 35? Started by: Areadien in: Mental Math Q & A 2 2 5 years, 1 month ago Abhishek R 3 Digit Squaring Started by: Anonymous in: Mental Math Q & A 4 4 5 years, 1 month ago Abhishek R DD: The number 10 Started by: Areadien in: Mental Math Q & A 2 3 5 years, 1 month ago Areadien Viewing 8 topics - 1 through 8 (of 8 total)