Solving multi-step word problems involving "how many more/less" and "how many times more/less."
Introduction to three-digit numbers (reading, writing, and comparing). Written addition and subtraction of numbers up to 1,000. 000. Geometric concepts: rays
Geometric concepts: rays, angles, types of triangles, and perimeter calculations. Units of measurement (length, mass, and time). Reliable Sources for Answer Keys (GDZ) types of triangles
These workbooks are divided into two main parts, covering arithmetic, geometry, and logic problems. Overview of the Curriculum Contents 000. Geometric concepts: rays