In Text Questions (Text Book Page No. 65 - 70) - Chapter 4 - Measurements - Term 1 - 5th Maths Guide Samacheer Kalvi Solutions

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Try These (Text Book Page No. 65)
Convert into millimeters
Question $1 .$
$90 \mathrm{~cm}$
Answer:
$90 \mathrm{~cm}=90 \times 10$
$=900 \mathrm{~mm}$
 

Question $2 .$
$5 \mathrm{~cm} 8 \mathrm{~mm}$
Answer:
$5 \mathrm{~cm} \mathrm{} 8 \mathrm{~mm}=5 \times 10+8 \mathrm{~mm}$ $=50+8=58 \mathrm{~mm}$
 

Question $3 .$
$5 \mathrm{~m} \mathrm{} 9 \mathrm{~mm}$
Answer:
$5 \mathrm{~m} \mathrm{} 9 \mathrm{~mm}=5 \times 1000+9 \mathrm{~mm}$
$=5009 \mathrm{~mm}$
 

Try These (Text Book Page No. 66)
Convert into centimeter

Question 1.
$8 \mathrm{~m}$
Answer:
$\begin{aligned}
&8 \mathrm{~m}=8 \times 100 \\
&=800 \mathrm{~cm}
\end{aligned}$
 

Question 2.
$6 \mathrm{~m} \mathrm{} 4 \mathrm{~cm}$
Answer:
$6 \mathrm{~m} 4 \mathrm{~cm}=6 \times 10+4=600+4$
$=604 \mathrm{~cm}$
 

Question 3 .
$80 \mathrm{~mm}$
Answer:
$80 \mathrm{~mm}=80 \times 10$
$=8 \mathrm{~cm}$
 

Try These (Text Book Page No. 66)
Convert into meter
Question 1.
$8 \mathrm{~km} \mathrm{} 400 \mathrm{~m}$
Answer:
$8 \mathrm{~km} \mathrm{} 400 \mathrm{~m}=(8 \times 1000)+400 \mathrm{~m}=8000+400=8400 \mathrm{~m}$
 

Question 2.
$900 \mathrm{~cm}$
Answer:
$900 \mathrm{~cm}=900+100=9 \mathrm{~m}$
 

Question $3 .$
$3500 \mathrm{~mm}$
Answer:
$3500 \mathrm{~mm}=3500+1000=3 \mathrm{~m} \mathrm{500}$

Try These (Text Book Page No. 67)
Convert into kilometers.
Question 1.
$5430 \mathrm{~m}$
Answer:
$5430 \mathrm{~m}=5430+1000=5 \mathrm{~km} 430 \mathrm{~m}$

Question $2 .$
$7500 \mathrm{~m}$
Answer:
$7500 \mathrm{~m}=7500+1000=7 \mathrm{~km} 500 \mathrm{~m}$

Question $3 .$
$8000 \mathrm{~m}$
Answer:
$8000 \mathrm{~m}=8000+1000=8 \mathrm{~km}$

Try These (Text Book Page No. 68)
Subtract the following
Question $1 .$
$1075 \mathrm{~km} \mathrm{} 400 \mathrm{~m}-27 \mathrm{~km} 350 \mathrm{~m}$
Answer:
Difference $=1075 \mathrm{~km} 400 \mathrm{~m}-27 \mathrm{~km} 350 \mathrm{~m}$ $=1048 \mathrm{~km} 50 \mathrm{~m}$

Question $3 .$
$27 \mathrm{~km} 900 \mathrm{~m}=18 \mathrm{~km} \mathrm{} 850 \mathrm{~m}$
Answer:
Difference $=27 \mathrm{~km} 900 \mathrm{~m}-18 \mathrm{~km} 850 \mathrm{~m}$ $=9 \mathrm{~km} 50 \mathrm{~m}$

Try These (Text Book Page No. 69)
a. $7 \mathrm{~m} \mathrm{} 20 \mathrm{~cm} \times 6$
Answer:
$20 \mathrm{~cm} \times 6=120 \mathrm{~cm}$
$-\operatorname{lm} 20 \mathrm{~cm}$

$7 \mathrm{~m} \mathrm{} 20 \mathrm{~cm} \times 6=43 \mathrm{~m} \mathrm{} 20 \mathrm{~cm}$
b. $15 \mathrm{~m} \mathrm{} 75 \mathrm{~cm} \times 5$
Answer:
$75 \mathrm{~cm} \times 5=375 \mathrm{~cm}$
$=3 \mathrm{~m} 75 \mathrm{~cm}$

$15 \mathrm{~m} \mathrm{} 75 \mathrm{~cm} \times 5=78 \mathrm{~m} \mathrm{} 75 \mathrm{~cm}$
c. $15 \mathrm{~km} \mathrm{} 200 \mathrm{~m} \times 4$
Answer:

$15 \mathrm{~km} \mathrm{} 200 \mathrm{~m} \times 4=60 \mathrm{~km} \mathrm{} 800 \mathrm{~m}$
d. $35 \mathrm{~km} 500 \mathrm{~m} \times 5$
Answer:
$500 \mathrm{~m} \times 5=2500 \mathrm{~m}$
$=2 \mathrm{~km} 500 \mathrm{~m}$

$35 \mathrm{~km} \mathrm{} 500 \mathrm{~m} \times 5=177 \mathrm{~km} \mathrm{} 500 \mathrm{~m}$
 

Try These (Text Book Page No. 70 )
a. $750 \mathrm{~m} \mathrm{} 45 \mathrm{~cm} \div 5$
b. $49 \mathrm{~km} 630 \mathrm{~m} \div 7$
c. $770 \mathrm{~km} 550 \mathrm{~m} \div 11$
Answer: