In Text Questions (Text Book Page No. 15,16,18) - Chapter 2 - Numbers - Term 3 - 5th Maths Guide Samacheer Kalvi Solutions

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Try This (Text Book Page.No 15)

Write down the estimated value of numbers and find their sum. Also, find the difference of their sum.

Try This (Text Book Page.No 16)

Write down the estimated value of numbers and divide. Then find the difference between estimated value and actual value.

Activity (Text Book Page.No 18)
A. Color the number's row with the help of the following tips.

1. Orange colour to the prime number row.
2. Don't colour to the odd number row.
3. Blue colour to 6 in multiples row.
4. Orange colour to the square number row.
5. Dont colour to the even number row.
6. Blue colour to 8 in multiples row.

Answer:

B. Let us fill the number wheel

Question 1.

Question 2.

Answer:

Question 3.

C. Complete the circle using the given four basic operators to get the number 20.

Answer:

D. Fill in the blanks

Question $1 .$
$5,10,15, \square, 25$
Answer:
20

Question $2 .$
$30,24, \square, 126$
Answer:
18

Question $3 .$
7, 9, 11, ——-, ——-, 17

Answer:
15

Question $4 .$
$1,4,9, \ldots, 25$
Answer:
16

Question $5 .$
$1,4,7, \longrightarrow, 13, \longrightarrow, 19$
Answer:
10,16

E. Answer the following

Question $1 .$
If BOOK is 43 ,
Then PEN is
Answer:
$\mathrm{PEN}=16+5+14=35$
 

Question $2 .$
If SCHOOL is 1938151512 ,
Then CLASS is
Answer:
31211919
 

Question 3 .
If $\mathrm{BAG}$ is 10 ,
Then BOOK is
Answer:
$2+15+15+11=43$
 

Question $4 .$
If LION is 50 .
Then TIGER is
Answer:
$20+9+7+5+18=59$

Question $5 .$
If HEN is 8514,
Then COCK is
Answer:
315311