The DAV Class 5 Maths Book Solutions Pdf and **DAV Class 5 Maths Chapter 1 Worksheet 1** Solutions of Numbers up to 99,99,99,999 offer comprehensive answers to textbook questions.

## DAV Class 5 Maths Ch 1 Worksheet 1 Solutions

Question 1.

Write the number names for the following numeral using commas between periods. Also read them aloud.

(a) 4935087

Solution:

49,35,087 – Forty nine lakh thirty five thousands eighty seven.

(b) 9300432

Solution:

93,00,432 – Ninety three lakh four hundred thirty two.

(c) 7080201

Solution:

70,80,201 – Seventy lakh eighty thousands two hundred one.

(d) 1011001

Solution:

10,11,001 – Ten lakh eleven thousand one.

(e) 9005430

Solution:

90,05,430 – Ninety lakh five thousand four hundred thirty.

(f) 6358004

Solution:

63,58,004 – Sixty three lakh fifty eight thousand four.

(g) 7183010

Solution:

71,83,010 – Seventy one lakh eighty three thousand ten.

(h) 9999999

Solution:

99,99,999 – Ninety nine lakh ninety nine thousand nine hundred ninety nine.

(i) 9090009

Solution:

90,90,009 – Ninety lakh ninety thousand nine.

(j) 4904078

Solution:

49,04,078 – Forty nine lakh four thousand seventy eight.

(k) 3520179

Solution:

35,20,179 – Thirty five lakh twenty thousand one hundred seventy nine.

(l) 2200050

Solution:

22,00,050 – Twenty two lakh fifty.

Question 2.

Complete the table by writing the period, place and place value of the encircled digits.

Solution:

Question 3.

Write the numeral using commas between period.

(a) Eighty one lakh thirty six thousand two hundred ninety six.

Solution:

81,36,296

(b) Thirty four lakh seventeen thousand one hundred two.

Solution:

34,17,102

(c) Seven lakh eight thousand nine hundred five.

Solution:

7,08,905

(d) Forty lakh eighty nine thousand nine hundred five.

Solution:

40,89,905

(e) Ninety three lakh six thousand six.

Solution:

93,06,006

(f) Thirty eight thousand thirteen.

Solution:

38,013

(g) Sixty three lakh sixty thousand sixty.

Solution:

63,60,060

(h) Twenty lakh two.

Solution:

20,00,002

(i) Thirteen lakh six thousand five.

Solution:

13,06,005

(j) Forty eight lakh ninety thousand three hundred.

Solution:

48,90,300

Review Exercise

Question 1.

Write the period, place and place value of the encircled digit in the following numbers.

Solution:

Period |
Place |
Place Value |

(a) Thousands | Thousands | 8,000 |

(b) Thousands | Thousands | 0 |

(c) Ones | Tens | 80 |

(d) Lakhs | Lakhs | 4,00,000 |

(e) Ones | Tens | 20 |

(f) Thousands | Ten thousands | 50,000 |

Question 2.

Rewrite the following in ascending order.

(a) 4,83,654; 43,865; 4,38,654; 4,38,854

Solution:

43,865; 4,38,654; 4,38,854; 4,83,654

(b) 91,089; 9,10,849; 9,19,098; 9,14,089

Solution:

91,089; 9,10,849; 9,14,089; 9,19,098

Question 3.

Write the number names for the following numerals.

(a) 53,701

Solution:

53,701 – Fifty three thousand seven hundred one.

(b) 91,001

Solution:

91,001 – Ninety one thousand one.

(c) 8,08,808

Solution:

8,08,808 – Eight lakh eight thousand eight hundred eight.

(d) 4,40,404

Solution:

4,40,404 – Four lakh forty thousand four hundred four.

(e) 9,00,009

Solution:

9,00,009 – Nine lakh nine.

(f) 6,08,316

Solution:

6,08,316 – Six lakh eight thousand three hundred sixteen.

Question 4.

Fill in the blanks.

(a) The smallest 5-digit numeral = …………

Solution:

10,000

(b) The successor of 99,999 = …………

Solution:

1,00,000

(c) The numeral for four lakh four = …………

Solution:

4,00,004

(d) One lakh = …….. thousands.

Solution:

100

(e) 3,00,000 + 8,000 + 50 + 1 = …………

Solution:

3,08,051

**DAV Class 5 Maths Chapter 1 Worksheet 1 Notes**

- The smallest 7-digit number is 10,00,000 (ten lakh)
- 9,99,999 is the greatest 6-digit number.
- The smallest 6-digit number is 1,00,000 (One lakh)
- Hindu Arabic system of numeration. In this system we use ten symbols, namely 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9.
- The place value of 0 is always 0.

While reading the numeral of a number, all the digits of a period and the name of the period (except ones) are read together.

Indian Place Value Chart

Lakhs |
Thousands |
Ones |
|||

Lakhs | Ten Thousands | Thousands | Hundreds | Tens | Ones |

1 | 0 | 0 | 0 | 0 | 0 |

**Numbers Beyond 9,99,999**

1 + 9,99,999 = 10,00,000 (ten lakh)

We have added 1 more column to left in Indian Place Value Chart

Lakhs |
Thousands |
Ones |
||||

Ten Lakhs | Lakhs | Ten Thousands | Thousands | Hundreds | Tens | Ones |

1 | 0 | 0 | 0 | 0 | 0 | 0 |

The smallest 7-digit number is 10,00,000

e.g. Write Number Name

59,84,070 – Fifty nine lakh eight four thousands seventy.

99,99,999 – Ninety nine lakh ninety nine thousands nine hundred ninety nine.

It is the greatest 7-digit number.