Addition and subtraction within 100, and an introduction to the multiplication table.
"Problems of ingenuity" that require out-of-the-box thinking beyond simple calculation. Measurements: Working with units of time, length, and mass. Study Materials otvety na zadachi po matematike 2 klass geidman
For additional drills, communities like VK: Effective Elementary share workbooks and supplemental 300-problem collections specifically for Geidman students. Addition and subtraction within 100, and an introduction