Selina Solutions Concise Maths for Class 7 Chapter-07 Unitary Method
Understanding the Unitary Method is one of the most important steps for students learning practical mathematics in middle school. In Selina Solutions Concise Maths for Class 7, Chapter-07 explains how to solve real-life problems by finding the value of a single unit first and then calculating the required quantity. Students often use Selina Solutions for ICSE board to improve their speed, accuracy, and confidence while solving word problems related to cost, quantity, time, and daily-life calculations. This chapter builds a strong foundation for higher mathematical concepts and helps students understand logical problem-solving methods in a simple and systematic manner.
Find the Exercise-wise PDF of Selina Solutions Concise Maths for Class 7, chapter-07-Unitary Method.
Importance of Chapter-07 Unitary Method
The Unitary Method is widely used in everyday calculations. Whether students are calculating the price of multiple items, determining wages, or comparing quantities, this chapter teaches them how to solve such questions easily. The concept is based on a simple principle: first find the value of one unit and then calculate the value of the required number of units.
This chapter is designed to improve analytical thinking and mathematical reasoning. Students who understand the unitary method clearly find it easier to solve percentage, ratio, proportion, and profit-loss questions in higher classes.
Topics Covered in Chapter-07 Unitary Method
The chapter includes several important concepts that help students understand how quantities are related to one another. Some major topics covered are:
Introduction to the Unitary Method
Students learn the meaning and importance of the unitary method through simple examples. The concept is explained step-by-step so that students can easily understand how to approach numerical problems.
Finding the Value of One Unit
This is the core idea of the chapter. Students are taught how to calculate the value of one item, one person, or one quantity before finding the value of many units.
Direct Variation Problems
Questions involving direct relationships are explained in detail. For example, if the cost of 5 notebooks is given, students learn how to calculate the cost of 10 notebooks using the unitary method.
Time and Work-Based Questions
The chapter also introduces practical applications where students solve problems related to time, work, and efficiency.
Daily-Life Word Problems
Several examples based on real-life situations make learning more interesting. These problems help students understand how mathematics is used in shopping, travel, and routine activities.
Benefits of Using Selina Solutions for Chapter-07
Students prefer using chapter-wise solutions because they provide clear explanations and proper methods for solving each question. The solutions help students:
- Understand concepts in an easy language
- Learn step-by-step problem-solving methods
- Improve accuracy in calculations
- Prepare effectively for school exams
- Complete homework and assignments quickly
- Practice different types of word problems
The solutions are especially useful for revision before tests because they explain every exercise in a structured format.
Important Exercise Questions in the Chapter
Some exercises in this chapter focus on finding the cost, distance, speed, and quantity using the unitary method. Students should practice these questions regularly to strengthen their understanding.
Word problems are considered very important because they test conceptual clarity rather than direct formulas. Solving different varieties of questions helps students develop confidence in handling application-based mathematics.
Exam Preparation Tips for Unitary Method
To score well in this chapter, students should focus on understanding the logic behind the method instead of memorising steps. Here are some useful preparation tips:
- Read each question carefully before solving
- Always calculate the value of one unit first
- Practice word problems daily
- Maintain proper calculation steps
- Revise solved examples regularly
- Avoid skipping units in answers
Consistent practice helps students solve questions faster and reduces calculation mistakes during exams.
Why Students Find This Chapter Easy and Useful
Chapter-07 Unitary Method is considered one of the most practical chapters in Class 7 Mathematics because it connects directly with real-life situations. Once students understand the concept properly, they can solve many types of numerical questions with ease. The chapter also develops logical thinking and improves mathematical application skills that are useful in higher studies.