ML Aggarwal Playing With Numbers Exe-4.3 Class 6 ICSE Maths Solutions. We Provide Step by Step Answer of Exe-4.3 Questions for Playing With Numbers as council prescribe guideline for upcoming board exam. Visit official Website CISCE for detail information about ICSE Board Class-6.
ML Aggarwal Playing With Numbers Exe-4.3 Class 6 ICSE Maths Solutions
| Board | ICSE |
| Publications | Avichal Publishig Company (APC) |
| Subject | Maths |
| Class | 6th |
| Chapter-4 | Playing With Numbers |
| Writer | ML Aggarwal |
| Book Name | Understanding |
| Topics | Solution of Exe-4.3 Questions |
| Edition | 2023-2024 |
Playing With Numbers Exe-4.3
ML Aggarwal Class 6 ICSE Maths Solutions
Page-77
Question 1. Here are two different factor trees of the number 90. Write the missing numbers:
(i) …..
(ii) ….
Answer:
(i)
Factor : 90 = 2 x 5 x 3 x 3
(ii)
Factor : 90 = 5 x 3 x 3 x 2
Question 2. Find the prime factorization of the following numbers:
(i) 72
(ii) 172
(iii) 450
(iv) 980
(v) 8712
(vi) 13500
Answer:
(i) 72
Prime factorization of 72 = 2 x 2 x 2 x 3 x 3
(ii) 172
Prime factorization of 172 = 2 x 2 x 43
(iii) 450
Prime factorization of 450 = 2 x 3 x 3 x 5 x 5
(iv) 980
Prime factorization of 980 = 2 x 2 x 5 x 7 x 7
(v) 8712
Prime factorization of 8712 = 2 x 2 x 2 x 3 x 3 x 11 x 11
(vi) 13500
Prime factorization of 13500 = 2 x 2 x 3 x 3 x 3 x 5 x 5 x 5
Question 3 . Write the smallest and the greatest three digit numbers and express them as the product of prime.
Answer:
Smallest three digit number = 100
so, 100 = 2 x 2 x 5 x 5
Greatest three digit numbers = 999
so 999 = 3 x 3 x 3 x 37
Playing With Numbers Exe-4.3
ML Aggarwal Class 6 ICSE Maths Solutions
Page-78
Question 4. Write the smallest five digit number and express it in the form of its prime factors.
Answer:
Smallest five digit number is 10000
so, 10000 = 2 x 2 x 2 x 2 x 5 x 5 x 5 x 5
Question 5. I am the smallest number, having four different prime factors. Can you find me?
Answer:
The smallest four different prime number are 2,3,5 and 7
So, the smallest number, having four different prime factors is 2 x 3 x 5 x 7 = 210
— : End of ML Aggarwal Playing With Numbers Exe-4.3 Class 6 ICSE Maths Solutions :–
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