Chapter 8 Decimals Ex 8.1
Chapter 8 Decimals Ex 8.1 Question 1. Write the following as numbers in the given table. Solution: From the given data, we have Hundreds (100) Tens (10) Ones (1) Tenths (1/10) 0 3 1 2 1 1 0 4 Question 2. Write the following decimals in the place value table. (a) 19.4 (b) 0.3 (c) […]
Chapter 7 Fractions
Chapter 7 Fractions Very Short Answer Type Question 1. Represent the following fractions on number line. Solution: Question 2. Write the fractions showing the shaded portions: Solution: (a) Shaded portion represents 14 Shaded portion represents 26 Question 3. Colour the part according to the fraction given: Solution: Question 4. Identify the proper and improper fractions: Solution: Question […]
Chapter 7 Fractions Ex 7.6
Chapter 7 Fractions Ex 7.6 Question 1. Solve Solution: Question 2. Sarita bought metre of ribbon and Lalita metre of ribbon. What is the total length of the ribbon they bought? Solution: Length of ribbon bought by Sarita = metre Length of ribbon bought by Lalita = metre ∴ Length of ribbon bought by Sarita and Lalita Hence, the […]
Chapter 7 Fractions Ex 7.5
Chapter 7 Fractions Ex 7.5 Chapter 7 Fractions Ex 7.5 Question 1. Write these fractions appropriately as additions or subtractions. Solution: (a) The given figure represents the addition of Thus the given diagrams can be represented as (b) The given figure represents the difference between 1 and . Thus, the given diagrams can be represented as […]
Chapter 7 Fractions Ex 7.4
Chapter 7 Fractions Ex 7.4 Question 3. Make five more such pairs and put appropriate signs. Solution: Question 4. Look at the figures and write ’<’, or ’>’ ’=’ between the given pairs of fractions. Make five more such problems and solve them with your friends Solution: Make five more such problems yourself and solve […]
Chapter 7 Fractions Ex 7.3
Chapter 7 Fractions Ex 7.3 Question 1. Write the fractions. Are all these fractions equivalent? Solution: Since all the fractions in their simplest form are not equal. ∴ They are not equivalent fractions. Question 2. Write the fractions and pair up the equivalent fractions from each row. Solution: The following pairs fractions:represent the equivalent fractions. […]
Chapter 7 Fractions Ex 7.2
Chapter 7 Fractions Ex 7.2 Question 1. Draw number lines and locate the points on them. Solution: We have divided the number line from 0 to 1 into four equal parts. We have divided the number line from 0 to 1 into eight equal parts. Question 2. Express the following as mixed fractions: Solution: Question […]
Chapter 7 Fractions Ex 7.1
Chapter 7 Fractions Ex 7.1 Question 1. Write the fraction representing the shaded portion. Solution: Question 2. Colour the part according to the given fraction. Solution: Question 6. Arya, Abhimanyu and Vivek shared lunch. Arya has brought two sandwiches, one made of vegetable and one of Jam. The other two boys forgot to bring their […]
Chapter 6 Integers
Chapter 6 Integers Very Short Answer Type Question 1. Represent the following on number line: (a) -5 (b) 4 Solution: (a) – 5 (b) 4 Question 2. Identify the negative integers from the given numbers. – 5, 3, 0, 5, – 6, 7, 3, 4, – 4, – 7 Solution: Negative integers are – 5, […]
Chapter 6 Integers Ex 6.3
Chapter 6 Integers Ex 6.3 Question 1. Find: (a) 35 – (20) (b) 72 – (90) (c) (-15) – (-18) (d) (- 20) – (13) (e) 23 – (-12) (f) (-32) – (-40) Solution: (a) 35 – (20) = 15 + (20) – (20) = 15 + 0 = 15 [(+a) + (-a) = 0] […]