A (or GDZ) for N.B. Istomina’s 4th-grade mathematics textbook provides step-by-step solutions to help students and parents verify homework.

: Understanding units, tens, hundreds, thousands, and millions. Comparison : Using for large values. 2. Arithmetic Operations

: Standard column methods for multi-digit numbers.

Below is a structured "paper" or guide summarizing the key topics and problem types covered in the Istomina curriculum for Grade 4. 1. Multi-digit Numbers

: Long division with remainders and multi-digit divisors. 3. Movement and Word Problems