Reshit Zadachu Po Matematike 2 Klass Demidova Kozlova Tonkih 2 Chast Str 3 Upr8b Apr 2026

A designer had 14 red parts and 9 blue parts. He used 5 red parts and 7 blue parts for a robot. How many parts did the designer have left? Solving the Problem

First, we add the red and blue parts together. 14+9=23 (parts)14 plus 9 equals 23 (parts) A designer had 14 red parts and 9 blue parts

Next, we add the red and blue parts that were used. 5+7=12 (parts)5 plus 7 equals 12 (parts) Solving the Problem First, we add the red

For more practice with similar problems, you can refer to general problem-solving algorithms for primary school or check the curriculum topics for Grade 2 math . The solution to exercise on page 3 of

The solution to exercise on page 3 of the second part of the mathematics textbook for Grade 2 (by authors T. E. Demidova, S. A. Kozlova, and A. P. Tonkikh) is found in Lesson 44 , which focuses on solving composite problems involving addition and subtraction. Task Condition