NCERT Solutions Class 7 Maths Chapter 11 Exponents and Powers Exercise 11.3 Introduction: In this exercise, we will learn expressing large numbers in the standard form. For example, sun is located 300,000,000,000,000,000,000 m from the center of our milky way galaxy. We can observe that it is not convenient to write and read, […]
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NCERT Solutions Class 7 Maths Chapter 11 Exponents and Powers Exercise 11.2 Introduction: Numbers in exponential form obey certain laws, which are : For any non-zero integers a and b and whole numbers m and n, a) am× an= a m+ n b) am ÷ an =am-n c) (am)n = a m n
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NCERT Solutions Class 7 Maths Chapter 11 Exponents and Powers Exercise 11.1 Introduction: In this chapter, Exponents and Power we will learn that very large numbers are difficult to read, understand and compare, we use exponents. We can write large numbers in a shorter form using Exponents. For example – 10,000 = 10×10×10×10
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NCERT Solutions Class 7 Maths Chapter 8 Rational Numbers Exercise 8.2 Introduction: NCERT Class 7 Maths Chapter 8 Rational Number Exercise 8.1 NCERT Class 7 Maths Chapter 8 Rational Number Exercise 8.2 Class 7 Maths Exercise 8.1 (Page-141) Q1. Find the sum: (i) \(\displaystyle \frac{{5}}{4}\) + (\(\displaystyle \frac{{-11}}{4}\)) (ii) \(\displaystyle \frac{{5}}{3}\) + \(\displaystyle
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NCERT Solutions Class 7 Maths Chapter 8 Rational Numbers Exercise 8.1 Introduction: A number that can be expressed in the form \(\displaystyle \frac{{p}}{q}\) , where p and q are integers and q≠ 0, is called a rational number. All integers and fractions are rational numbers. Rational numbers are classified as positive and negative
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NCERT Solutions Class 7 Maths Chapter 10 Algebraic Expressions Exercise 10.2 Introduction: NCERT Class 7 Maths Chapter 10 Algebraic Expressions Exercise 10.1 NCERT Class 7 Maths Chapter 10 Algebraic Expressions Exercise 10.2 Class 7 Maths Algebraic Expression Exercise 10.2 (Page-168) Q1. If m = 2, find the value of: (i) m – 2 (ii)
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NCERT Solutions Class 7 Maths Chapter 10 Algebraic Expressions Exercise 10.1 Introduction: In this chapter 10 algebraic expressions we will learn that algebraic expressions are formed from variables and constants. We use the operations of addition, subtraction, multiplication and division on the variables and constants to form expressions. Expressions are made up of terms. Terms are
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NCERT Solutions Class 7 Maths Chapter 9 Perimeter and Area Exercise 9.2 Introduction: In this exercise 9.2 of chapter 9 Perimeter and Area, we will get to know about the circle, that how to find the circumference, radius, area and diameter of circle. As we know that distance around the circular region is known
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NCERT Solutions Class 7 Maths Chapter 9 Perimeter and Area Exercise 9.1 Introduction: In this exercise 9.1 of chapter Area and Perimeter, we will learn about how to find the area, height and base of shapes other than square and rectangle like parallelogram , triangle. By using certain formulas given in this chapter
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