Q: Solve: \$1.07\times 0.02\$

We have,\$1.07 \times 0.02\$\$\begin{array}{l} =\cfrac { { 107 } }{ { 100 } } \times \cfrac { 2 }{ { 100 } } \\ =\cfrac { { 214 } }{ { 10000 } } \\ =0.0214 \end{array}\$Hence,We get \$0.0214\$

Q: Solve:\$10.05\times 1.05\$

We have,\$10.05 \times 1.05\$\$\begin{array}{l} =\cfrac { { 1005 } }{ { 100 } } \times \cfrac { { 105 } }{ { 100 } } \\ =\cfrac { { 105525 } }{ { 10000 } } \\ =10.5525 \end{array}\$Hence,We get \$10.5525\$

Q: A motor bike covers a distance of \$62.5km\$ consuming one litre of petrol. How much distance does it cover for \$10\$ litres of petrol? (In km)

Distance covered in \$1\$ L of petrol \$= 62.5\$ kmDistance covered in \$10\$ L of petrol \$= 62.5 \times 10\$ km \$= 625\$ km

Q: Find the area of a rectangle whose length is \$5.7 \ cm\$ and breadth is \$3.5 \ cm\$.

Length of a rectangle \$=5.7 \ cm\$and Breadth \$=3.5 \ cm\$\$Area = Length \times Breadth\$\$=5.7 \times 3.5 \ sq. cm\$\$=19.95 \ sq. cm\$

Q: Solve the following:\$101.01\times 0.01\$ Ans : \$1.0101\$

Given, \$101.01 \times 0.01\$Step I: \$10101 \times 001 = 10101\$Step II: Total number after decimal \$= 4\$So, \$101.01 \times 0.01 = 1.0101\$Hence , given statement is true

Q: The cost of one metre cloth is \$Rs. 38.50\$. Find the cost of \$3.6\$ m cloth.

Cost of one metre of cloth \$= Rs. 38.50\$Cost of \$3.6 \ m\$ of cloth \$=38.50 \times 3.6\$\$= Rs. 138.60\$

Q: \$0.002\times 0.5=\$?

\$2\times 5=10\$.Sum of decimal places \$= 4\$\$\therefore 0.002\times 0.5=0.001\$

Question 1

Solve: $1.07\times 0.02$

Accepted Answer

We have,$1.07 \times 0.02$$\begin{array}{l} =\cfrac { { 107 } }{ { 100 } } \times \cfrac { 2 }{ { 100 } }  \ =\cfrac { { 214 } }{ { 10000 } }  \ =0.0214 \end{array}$Hence,We get $0.0214$

Question 2

Solve:$10.05\times 1.05$

Accepted Answer

We have,$10.05 \times 1.05$$\begin{array}{l} =\cfrac { { 1005 } }{ { 100 } } \times \cfrac { { 105 } }{ { 100 } }  \ =\cfrac { { 105525 } }{ { 10000 } }  \ =10.5525 \end{array}$Hence,We get $10.5525$

Question 3

A motor bike covers a distance of $62.5km$ consuming one litre of petrol. How much distance does it cover for $10$ litres of petrol? (In  km)

Accepted Answer

Distance covered in $1$ L of petrol $= 62.5$ kmDistance covered in $10$ L of petrol $= 62.5 \times 10$ km                                                        $= 625$ km

Question 4

Find the area of a rectangle whose length is $5.7 \ cm$ and breadth is $3.5 \ cm$.

Accepted Answer

Length of a rectangle $=5.7 \ cm$and Breadth $=3.5 \ cm$$Area = Length \times Breadth$$=5.7 \times 3.5 \ sq. cm$$=19.95 \ sq. cm$

Question 5

In order to make a shirt $2\,m\,\,\,25\,cm$  cloth is needed. What length of cloth is required to make $18$  such shirt ?

Accepted Answer

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Question 6

Solve the following:$0.5\times 10$

Accepted Answer

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Question 7

Solve the following:$101.01\times 0.01$ Ans : $1.0101$

Accepted Answer

Given, $101.01 \times 0.01$Step I: $10101 \times  001 = 10101$Step II: Total number after decimal $= 4$So, $101.01 \times 0.01 = 1.0101$Hence , given statement is true

Question 8

The cost of one metre cloth is $Rs. 38.50$. Find the cost of $3.6$ m cloth.

Accepted Answer

Cost of one metre of cloth $= Rs. 38.50$Cost of $3.6 \ m$ of cloth $=38.50 \times 3.6$$= Rs. 138.60$

Question 9

Solve the following:$0.03\times 1000$

Accepted Answer

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Question 10

$0.002\times 0.5=$?

Accepted Answer

$2\times 5=10$.Sum of decimal places $= 4$$\therefore 0.002\times 0.5=0.001$

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Multiplying Decimals

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Multiplying decimals

Multiplication of Decimal Numbers by 10,100 and 1000

Solve: $1.07 \times 0.02$

Solve:
$10.05 \times 1.05$

A motor bike covers a distance of $62.5 k m$ consuming one litre of petrol. How much distance does it cover for $10$ litres of petrol? (In km)

Find the area of a rectangle whose length is $5.7 c m$ and breadth is $3.5 c m$ .

In order to make a shirt $2 m 25 c m$ cloth is needed. What length of cloth is required to make $18$ such shirt ?

Solve the following:
$0.5 \times 10$

Solve the following:
$101.01 \times 0.01$

Ans : $1.0101$

The cost of one metre cloth is $R s . 38.50$ . Find the cost of $3.6$ m cloth.

Solve the following:
$0.03 \times 1000$

$0.002 \times 0.5 =$ ?

Revise with Concepts

Multiplying Decimals

Learn with Videos

Quick Summary With Stories

Multiplying decimals

Multiplication of Decimal Numbers by 10,100 and 1000

Solve: 1.07×0.02

Solve:10.05×1.05

A motor bike covers a distance of 62.5km consuming one litre of petrol. How much distance does it cover for 10 litres of petrol? (In km)

Find the area of a rectangle whose length is 5.7 cm and breadth is 3.5 cm.

In order to make a shirt 2m25cm cloth is needed. What length of cloth is required to make 18 such shirt ?

Solve the following: 0.5×10

Solve the following: 101.01×0.01 Ans : 1.0101

The cost of one metre cloth is Rs.38.50. Find the cost of 3.6 m cloth.

Solve the following: 0.03×1000

0.002×0.5=?

Solve: $1.07 \times 0.02$

Solve:
$10.05 \times 1.05$

A motor bike covers a distance of $62.5 k m$ consuming one litre of petrol. How much distance does it cover for $10$ litres of petrol? (In km)

Find the area of a rectangle whose length is $5.7 c m$ and breadth is $3.5 c m$ .

In order to make a shirt $2 m 25 c m$ cloth is needed. What length of cloth is required to make $18$ such shirt ?

Solve the following:
$0.5 \times 10$

Solve the following:
$101.01 \times 0.01$

Ans : $1.0101$

The cost of one metre cloth is $R s . 38.50$ . Find the cost of $3.6$ m cloth.

Solve the following:
$0.03 \times 1000$

$0.002 \times 0.5 =$ ?