Students can download 5th Maths Term 1 Chapter 2 Numbers InText Questions and Answers, Notes, Samacheer Kalvi 5th Maths Guide Pdf helps you to revise the complete Tamilnadu State Board New Syllabus, helps students complete homework assignments and to score high marks in board exams.

## Tamilnadu Samacheer Kalvi 5th Maths Solutions Term 1 Chapter 2 Numbers InText Questions

Rounding to the Nearest Thousandth Calculator is an online tool that rounds off a decimal number to its nearest thousandths place.

Activity (Text Book page No.26)   Activity (Text Book page No.27)   Crore in many ways   Fill in the correct numbers in the following tables.  Activity: 1 (Text Book page No.28)

The Abacus shows the number 34,284 Number name: ________
Expanded form: 3 Ten thousands + 4 thousands +2 hundreds + 8 tens + 4 ones.
= 30,000 + _____ + 200 + _____ + _____
3 × 10,000 + 4 × ____ + 2 × 100 + 8 x ____ + ____ × 1
Number name: Thirty four thousand two hundred and eighty four.
Expanded form: 3 Ten thousands + 4 thousands +2 hundreds + 8 tens + 4 ones.
= 30,000 + 4000 + 200 + 80 + 4
= 3 × 10,000 + 4 × 000 + 2 × 100 + 8 x 10 + 4 × 1 Try These (Text Book page No.29)

How many thousands are there in 3,45,789?
345 thousands

Activity: 2 (Text Book page No.29)

Look at the Abacus and fill in the blanks. Number: ________
Number name: _______
Expanded form: 5 ten lakhs + ______ lakhs + ______ ten thousands + 1 _______ + 2 ________ + 5 tens + ______ ones
= 5000000 + ____ + 40000 + ______ + 200 + 50 + 8 Number: 52,41,258
Number Name: Fifty two lakhs forty one thousands two hundred and fifty eight.
Expanded form:
= 5 ten lakhs + 2 lakhs + 4 ten thousands + 1 x thousand + 2 hundreds + 5 tens + 8 ones
= 5000000 + 200000 + 40000 + IQOO + 200 + 50 + 8.

Activity: 3 (Text Book page No.30)

Look at the Abacus and fill in the blanks. Given number: _________
Number Name: _______________
Expanded form: 6 crores + _____ Ten Iakhs + _____ Lakhs + 3 _______+ 5 Thousands + ______ + 1 Ten + 5 ones.
= 6,00,00,000 + 40,00,000 + ________ + ________ + 5000 + 400 + _______ + 5
= 6 × _____ + 4 × _____ + 2 × 100,000 + 3 × 10000 + 5 × _______ + _______ × 100 + 1 × 10 + _______ × 1 Given Number: 6,42,35,415
Number Name: Six crores forty two lakhs thirty five thousands four hundred and fifteen
Expanded form: 6 Crores + 4 ten lakhs + 2 lakhs + 3 ten thousands + 5 Thousands + 4 hundreds + 1 ten + 5 ones.
= 6,00,00,000 + 40,00,000 + 2,00,000 + 30,000 + 5,000 + 400 + 10+5.
= 6 × 1,00,00,000 + 4 × 10,00,000 + 2 × 1,00,000 + 3 × 10,000 + 5 × 10,000 + 4 × 100 + 1 × 10 + 5 × 1. Activity (Text Book page No.30)

Write the place value of 7 and 1 for the given numbers.
a. 81,70,453
b. 3,46,710
c. 1,87,13,971
a. 81,70,453
The place value of 7 is 7 × 10,000 = 70,000
The place value of 1 is 1 × 1,00,000 = 1,00,000

b. 3,46,710
The place value of 1 is 1 × 10 = 10
The place value of 7 is 7 × 100 = 700

c. 1,87,13,971
The place value of 1 is 1 × 1 = 1
The place value of 7 is 7 × 10 = 70
The place value of 1 is 1 × 10,000 = 10,000
The place value of 7 is 7 × 1,00,000 = 7,00,000
The place value of 1 is 1 × 1,00,00,000 = 1,00,00,000 Try These (Text Book page No.34)

1. 3,002 ____ 8,002
2. 43,731 ____ 44,371
3. 43,115 ____ 43,511
4. 13,435 ____ 13,4753
1. 3,002 ____ 8,002
= 3,002 < 8,002

2. 43,731 ____ 44,371
= 43,731 < 44,371

3. 43,115 ____ 43,511
= 43,115 < 43,511

4. 13,435 ____ 13,4753
= 13,435 < 13,4753

Activity (Text Book page No.34)

1. Form the smallest and greatest five digit numbers using the given digits once.
(a) 7, 1, 0, 5, 4
(b) 3, 4, 7, 0, 9
(c) 9, 7, 1, 6, 4
(d) 4, 5, 9, 6, 7
(a) 7, 1, 0, 5, 4
Smallest number = 10,457
Greatest number = 75,410

(b) 3, 4, 7, 0, 9
Smallest number = 30,479
Greatest number = 97,430

(c) 9, 7, 1, 6, 4
Smallest number = 14,679
Greatest number = 97,641

(d) 4, 5, 9, 6, 7
Smallest number = 45,679
Greatest number = 97,654 2. Write the smallest numbers in the fruit and the greatest number in the flower.

(a) 45678, 145, 7829
(b) 23, 8873, 88738, 883
(a) 45678, 145, 7829 (b) 23, 8873, 88738, 883  Try These (Text Book page No.36)

1. Arrange the following numbers in the ascending order and descending order.
(i) 33,270; 1,078; 137; 27,935
(ii) 44,918; 32,113; 23,112; 42,231
(iii) 75,343; 30,475; 43,452; 13,055
(iv) 733; 34,946; 35,945; 23,745
(i) 33,270; 1,078; 137; 27,935
Ascending order : 137,1,078, 27,935, 33,270
Descending order 5 33,270, 27,935, 1,078, 137

(ii) 44,918; 32,113; 23,112; 42,231
Ascending order : 23,112, 32,113, 42,231, 44,918
Descending order : 44,918, 42,231, 32,113, 23,112

(iii) 75,343; 30,475; 43,452; 13,055
Ascending order : 13,055, 30,475, 42,452, 75,343
Descending order ; 75,343, 42,452, 30,475,13,055

(iv) 733; 34,946; 35,945; 23,745
Ascending order : 733, 23,745, 34,946, 35,945
Descending order ; 35,945, 34,946, 23,745, 733