Decimals Class- 7th RS Aggarwal Exe-3G Goyal Brothers ICSE Math Solution

Decimals Class- 7th RS Aggarwal Exe-3G Goyal Brothers ICSE Math Solution . We provide step by step Solutions of lesson-3 Decimals for ICSE Class-7 Foundation RS Aggarwal Mathematics of Goyal Brothers Prakashan . Our Solutions contain all type Questions of Exe-3G to develop skill and confidence. Visit official Website CISCE for detail information about ICSE Board Class-7 Mathematics.

Decimals Class- 7th RS Aggarwal Exe-3G Goyal Brothers ICSE Math Solution

Board ICSE
Publications Goyal brothers Prakashan
Subject Maths
Class 7th
Chapter-3 Decimals
Writer RS Aggrawal
Book Name Foundation
Topics Solution of Exe-3G
Academic Session 2023 – 2024

Exercise – 3G

MULTIPLE CHOICE QUESTIONS

Decimals Class- 7th RS Aggarwal Exe-3G Goyal Brothers ICSE Math Solution

Choose the correct option in each of the following :

1. The decimal 0.55 when expressed as a fraction in the simplest form is

(a) (5/11)

(b) (11/20)

(c) (55/100)

(d) (11/50)

Answer: option (b) (11/20) is correct

2. The fraction 31(3/8) converted to decimal is

(a) 24.125

(b) 24.625

(c) 31.375

(d) 31.675

Answer: option (c) 31.375 is correct

3. What is to be subtracted from 5.1 to get 0.51?

(a) 0.44

(b) 0.99

(c) 4.59

(d) 5.49

Answer: option (c) 4.59 is correct

4. 92.008 × 100 is equal to

(a) 0.92008

(b) 9.2008

(c) 92008

(d) 9200.8

Answer: option (d) 9200.8 is correct

5. A batsman scored 574 runs in 8 innings. His average score per innings is

(a) 72.25

(b) 71.75

(c) 72.325

(d) 71.675

Answer: option (b) 71.75 is correct

6. The recurring decimal 0.45 when converted to a vulgar fraction is

(a) (45/100)

(b) (45/99)

(c) (41/90)

(d) (41/99)

Answer: option (c) (41/90) is correct

7. The decimal 371.6258 rounded off correct to two decimal places is

(a) 371.626

(b) 371.63

(c) 371.625

(d) 371.62

Answer: option (b) 371.63 is correct

MENTAL MATHS

Decimals Class- 7th RS Aggarwal Exe-3G Goyal Brothers ICSE Math Solution

1. Fill in the blanks :

(i) For addition or subtraction of decimals, we shall first convert them into like decimals.

(ii) When we multiply a decimal by 1000, we move the decimal three places to the right.

(iii) When we divide a decimal by 100, we move the decimal two places to the left.

(iv) When we multiply two decimals, the number of decimal places in the product is equal to the sum of the decimal places in the given decimals.

(v) A decimal in which some of the digits in the decimal part are not repeated while all the rest are repeated, is called a mixed recurring decimal.

2. Write true (T) or false (F) :

Statement True/False
(i) Like decimals have the same decimal parts. F
(ii) The part of a decimal that lies to the left of the decimal point is called the whole number part. T
(iii) When we divide a decimal by another decimal, the number of decimal places in the quotient is equal to the difference in the number of decimal places in the two decimals. F
(iv) A decimal is called a terminating decimal if its whole number part is 0. F
(v) A recurring decimal is one in which all the digits in the decimal part are repeated. F

— : end of Decimals Class- 7th RS Aggarwal Exe-3G Goyal Brothers ICSE Math Solution:–

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