G-Brain Workout Series, math workbook for 5th graders - Series Name: G-Brain Workout - Grade Level: 5th Grade - Subject: Math - Publisher: Gnoble ◆No. 5 Problems Related to Numbers (1) - Fractions and Decimals 1- ◆No. 6 Problems Related to Numbers (2) - Fractions and Decimals 2- I have lost the memo with the specific details, but I can't provide them. Including other listings of "G-Brain Workout 5th Grade Math," there are pencil markings on several pages of a few books, which have been erased with an eraser. I believe the markings were auxiliary lines for diagrams and graphs, and there were no answers written in.