Class 6: Maths Chapter 1 solutions. Complete Class 6 Maths Chapter 1 Notes.
ML Aggarwal Solutions for Class 6 Maths Chapter 1- Knowing Our Numbers
ML Aggarwal 6th Maths Chapter 1, Class 6 Maths Chapter 1 solutions
1. Write the smallest natural number. Can you write the largest natural number?
Solution:-
The smallest natural number is 1.
We cannot write the largest natural number because it is infinite.
2. Fill in the blanks:
(i) 1 lakh = … ten thousand
(ii) 1 million = … hundred thousand
(iii) 1 crore = … ten lakh
(iv) 1 billion =… hundred million
Solution:-
(i) 1 lakh = 10 ten thousand
(ii) 1 million = 10 hundred thousand
(iii) 1 crore = 10 ten lakh
(iv) 1 billion = 10 hundred million
3. Insert commas suitably and write each of the following numbers in words in the Indian system and the International system of numeration.
(i) 506723
(ii) 180018018
Solution:-
Indian system
(i) 506723 = 5,06,723
Five lakh six thousand seven hundred and twenty three.
(ii) 180018018 = 18,00,18,018
Eighteen crore eighteen thousand and eighteen.
International system
(i) 506723 = 506,723
Five hundred six thousand seven hundred and twenty three.
(ii) 180018018 = 180,018,018
One hundred eighty million eighteen thousand and eighteen.
4. Write the following numbers in expanded form:
(i) 750687
(ii) 5032109
Solution:-
Given numbers can be written in expanded form as,
(i) 750687=700000 + 50000 + 600 + 80 + 7
(ii) 5032109 = 5000000 + 30000 + 2000 + 100 + 9
5. Write the following number in figures:
(i) Seven lakh three thousand four hundred twenty.
(ii) Eighty crore twenty three thousand ninety three.
Also write the above numbers in the place value chart.
Solution:-
(i) 7,03,420
(ii) 80,00,23,093
By using place value chart,
| Ten Crore | Crore | Ten Lakh | Lakh | Ten Thousand | Thousand | Hundred | Tens | Ones |
| 7 | 0 | 3 | 4 | 2 | 0 | |||
| 8 | 0 | 0 | 0 | 2 | 3 | 0 | 9 | 3 |
6. Write each of the following numbers in numeral form and place commas correctly:
(i) Seventy three lakh seventy five thousand three hundred seven.
(ii) Nine crore five lakh forty one.
(iii) Fifty eight million four hundred twenty three thousand two hundred two.
Solution:-
(i) 73,75,307
(ii) 9,05,00,041
(iii) 58,423,202
7. Write the face value and place value of the digit 6 in the number 756032.
Solution:-
756032
Face value of 6 = 6
Place value = 6000
| Lakh | Ten Thousand | Thousand | Hundred | Tens | Ones |
| 7 | 5 | 6 | 0 | 3 | 2 |
Download PDF
ML Aggarwal Solutions for Class 6 Maths Chapter 1- Knowing Our Numbers
Download PDF: ML Aggarwal Solutions for Class 6 Maths Chapter 1- Knowing Our Numbers PDF
Chapterwise ML Aggarwal Solutions for Class 6 Maths :
- Chapter 1- Knowing Our Numbers
- Chapter 2- Whole Numbers
- Chapter 3- Integers
- Chapter 4- Playing with Numbers
- Chapter 5- Sets
- Chapter 6- Fractions
- Chapter 7- Decimals
- Chapter 8- Ratio and Proportion
- Chapter 9- Algebra
- Chapter 10- Basic Geometrical Concept
- Chapter 11- Understanding Symmetrical Shapes
- Chapter 12- Symmetry
- Chapter 13- Practical Geometry
- Chapter 14- Mensuration
- Chapter 15- Data Handling
About ML Aggarwal
M. L. Aggarwal, is an Indian mechanical engineer, educator. His achievements include research in solutions of industrial problems related to fatigue design. Recipient Best Paper award, Manipal Institute of Technology, 2004. Member of TSTE.