CH.

WORK-SHEET

PLACE VALUES

I Rounding
1.
2.
3.
4.
5.
6.
7.
8.

Round 9586 to the nearest hundred

Round 4715 to the nearest thousand..
Round 5083 to the nearest ten.
Round 5835 to the nearest thousand.
Round 5722 to the nearest hundred..
Round 9765 to the nearest hundred..
Round 3646 to the nearest ten..
Round 7186 to the nearest ten.

II Write the place value

1)

366953=___tens,___thousands,___ones,___hundred-thousands,___hundreds, and___tenthousands.

2)

286133=___hundred-thousands,___thousands,___hundreds,___ones,___ten-thousands,
and___tens.

3)

920791=___ten-thousands,___tens,___ones,___thousands,___hundreds, and___hundredthousands.

4)

859082=___tens,___thousands,___hundreds,___ten-thousands,___hundred-thousands,
and___ones.

5)

634888=___thousands,___tens,___ten-thousands,___hundred-thousands,___ones,
and___hundreds.

6)

194665=___thousands,___tens,___ten-thousands,___ones,___hundreds, and___hundredthousands.

III Write the following numerals in word form and the expanded notation.
1) 68,19,547

2) 78,09,368

3) 9,71,12,840

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4) 8,43,30,896

5) 9,05,804

IV Write the following using comma in International System of Numeration.

(a) 645340001
(b)65771238
(c)82347192
V Place commas correctly and write the numerals.
(a) Nine crore five lakh forty-one. -----------------------(b) Fifty eight million four hundred twenty three thousand two hundred two. -------------------------(c) Seventy-three lakh seventy-five thousand three hundred seven. -----------------------------(d)Seven crore fifty-two lakh twenty-one thousand three hundred two. ------------------------(e)Twenty-three lakh thirty thousand ten. ----------------------------------------VI Write in Roman numerals.
(a)65 ------------

(b)77 --------------- (c)96 -------------(d)79 ----------- (e) 88 ---------------

VII Write in numbers:

a) IX
b) LXV
c) C
d) XC
VIII Solve the following:
(a) X L+ LXIII
(b) XCII XXXVI
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(c) LXXIV + XXIX

(d) XCV +LXIX
(e) XXVIII XV

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CH.2

WORK-SHEET

FOUR OPERATIONS

I)Fill the missing blanks in the given subtraction.

1)

2)

II) Rewrite in columns using place value and add

a) 8025 + 573 + 3764

b) 476389 + 589472

c) 789658 + 98238

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III) Arrange and add

a)400 + 4533 + 23 + 2

b)89065 + 67 + 7809 + 1

c)78909 + 21710 + 55 + 374

d)1 + 35 + 182 + 1824 + 19276

e)456571 + 85363 + 7848 + 2939

IV Subtraction :
a) 7392 2042

b) 3621 1038

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c)9589 7936

d) 6727 4894

e) 23621 14038

f)5322 2429

g)54926 41139

h)97621 28832

Q 1:Cost price = Rs3761 and profit = Rs500, find the selling price

Q 2: Selling price = Rs390 and profit = Rs20, find the cost price

Q 3: Selling price = Rs2792 and profit = Rs300, find the cost price

Q 4: Cost price = Rs75 and selling price = Rs79, find the profit.

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Q 5: Cost price = Rs2770 and selling price = Rs2772, find the profit.

Q 6: Cost price = Rs350 and profit = Rs20, find the selling price

V Complete the table:

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VI

Multiply:

a) 7 9 0 5 x 89

b) 9723 x 55

c)3166 x 36

d)144 x 44

e)8398 x 67

f)2389 x217

g)4894 x 906

h)170 x 605

VII Divide and check your answer:

a) 46343 34

b)56324 89

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c)24360 56

d) 32886 42

e)9735 33

f) 6712 34

g)59865 35

i)4184 20

h)67487 64

j)47085 25

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WORD PROBLEMS
1) There are23289 birds in a bird sanctuary.
15438 more birds join during summer.
Find the number of birds in summer.

2)

Work place

The Childrens Playschool took a school field

trip. For the safety of the kids, each teacher
was responsible for 53 kids. If 3445 kids
participated, how many teachers participated?

3) Amber bolt manufacturing company

Packs 6599 bolts into each carton. How
many bolts are needed to pack 59 cartons?

4) Abdulla needs at least 50070 points to go to

level 2 in a video game. She has only
12754 points in level 1. How many more
points does she need to qualify for level 2?

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CH -3 Factors and Multiples

I Write the Factors
Factors of 12: _________________________________
Factors of 18: _________________________________
Factors of 11: _________________________________
Factors of 14: _________________________________
Factors of 20: _________________________________
Factors of 15: _________________________________
Factors of 22: _________________________________
Factors of 13: _________________________________
II Use prime factorization to find the prime factors of these composite numbers:
a)35

d)27

g)49

b)42

e)39

h)86

c)65

f)99

i)75

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j)80

k)64

l)44

III Prime factorize the following using factor tree method:

a)

39

c.) 40

e.) 99

III

b) 28

d) 68

f.) 87

Find the Common Factors:

a) 28 , 36

b) 33, 44

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c) 75 and 90

e)64 and 96

d) 52 and 78

f) 51 and 85

IV Write the prime factorization and find HCF:

a)16

----------------------

24

---------------------

Common Factors
Highest Common Factor
b)12
30

-------------------------------------------

Common Factors
Highest Common Factor
c)36

-------------------------

54

-----------------------

Common Factors
Highest Common Factor
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d)40

-----------------------

64

-----------------------

Common Factors
Highest Common Factor

V List the Factors and Find H.C.F

a) 65 and 91

b) 84 and 92

c)51 and 75

d) 64 and 72

e)99 and 66

g) 26 and 42

f) 52, 68 and 92

h) 28, 35 and 49
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VI

Find LCM using prime factorisation:

a) 56 and 72

c) 65 and 95

b) 63 and 91

d) 27 and 45

e) 40 and 50

f) 27, 36 and 45

g) 16 and 24

h) 60, 75 and 90

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CH -4 Fraction
I Fill in the boxes:
4

24
=
18

7
=
3

25

10

5
=
II

15
3
Divide by a common factor to get an equivalent fraction
a) 4/6

b)

12/15

d) 36/48

e) 80/100

c) 42/56

f) 54/72

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III Add:
a) 52/86 + 10/86

c) 2 2/4 + 5

b) 31/78 + 40/78

d) 8 3/10 + 3 2/10

e) 7 3/8 + 6/8

f) 3/8 + 6/9

g) 3/4 +8/9

h) 3/6 + 8/12

i)5/6 + 8 2/9

j) 6 9/10 + 3 4/8

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IV Subtraction:
a) 11/21 2/21

b) 6/8 - 3/8

c)1 6/7 1/7

d) 5 6/8 2/8

e) 2/3 - 5/10

g) 9 6/7 4 5/9

f) 3/4 - 3/8

h) 18 1/9 - 4 2/6

V Multiply:
a) 2 x 2/3

b) 8/11 x 4

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c) 3/5 x 1/12

e) 7 1/2 x 2/5

g) 3 4/5 x 5 1/3

d) 2/3 x 7/9

f) 1/6 x 10 2/3

h) 8 1/3 x 1 3/4

VI) Division:
a) 6 2/3

b) 15 3/5

c)3/7 10/11

d) 4/5 4/7

e) 5/8 2

f) 1/2 5/7

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VII

Problem solving:

1)Shop keeper takes 6 2/5 minutes to arrange apple packets and 4 2/5 minutes
to arrange banana packets. Find the total time taken to arrange apple and
banana packets?

2) Sam works 8 1/5 hours in day 1 and 7 5/6 hours in day 2. How many hours
does he work in both day?

3) A field trip is planned which is 10 2/9 miles from school. A wheel of

the school bus is punctured after 5 3/7 miles. How many miles are left
to reach the field trip location?

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CH - 5 Decimals
I Express the given decimal numbers in terms of its place value:
a) 41.4 = ____ tens + ____ ones + ____ tenths
b) 30.86 = ____ tens + ____ ones + ____ tenths + ____ hundredths
c) 4.67 = ____ ones + ____ tenths + ____ hundredths
d) 80.01 = ____ tens + ____ ones + ____ tenths + ____ hundredths
e) 93.73 = ____ tens + ____ ones + ____ tenths + ____ hundredths
f) 69.24 = ____ tens + ____ ones + ____ tenths + ____ hundredths
II Find the place value of underlined digit:
a)5.783 = _________________
b)34.762 = _________________
c)902.621 = _________________
d)4.7823 = _________________
e)37.902 = _________________
III Express as a decimals:
a) 92/100

b) 43/100

c) 74/100

d ) 22/10

e) 55/10

f) 7/10

g) 828/100

h) 374/100

i) 946/100
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j) 1785/1000

IV

k) 765/1000

l) 2493/1000

Change the following decimals to fractions

a)4.14 =

b) 4.88 =

c)3.51 =

d) 3.56 =

e)9.72 =

f) 2.17 =

g)4.5 =

h)4.25 =

i)0.21 =

j)2.44 =

k)10.43 =

l)8.88 =

M)0.99 =

n) 0.67 =

o) 0.5 =

p) 0.2 =

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q)0.6 =

r) 0.7 =

s) 0.63 =

t)0.39 =

u)0.94 =

v)0.64 =

x)0.62 =
w)0.344=

V Add:
a)0.6 + 0.83

b)0.7 + 0.61

c)0.43 + 0.9

d)0.266 + 0.2

e)0.9 + 0.96

f)0.4 + 0.06

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g)0.3 + 0.5

h)0.3 + 0.308

i)95.4 + 45.742

j) 43.5 +43.45

k) 65.781 + 88.6

l)85.497 +55.9

m)76.614 + 67.8

n) 0.88 + 0.389

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VI Subtraction:
a)4.9 0.1

c)7.7 0.08

e)7.7 0.3

g)96.63 29.3

i)57.5 28.73

b)8.8 0.08

d)4.3 0.09

f)4.4 0.07

h)85.5 31.7

j)94.79 -56.167

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k)20.17-18.53

l)56.4 -38.67

VII Multiplication:
a) 2.2 x 3

c)3.4 x 5

e)3.16 x 5.4

g)5.71 x 5

b) 3.8 x 4

d) 4.5 x 5

f) 8.1 x 3.4

h) 6.76 x 8

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i)1.65 x 0.9

j)26 x 0.08

VII Multiply by 10 and 100:

a)0.521 10

b)10 2.829

c)0.69 10

d)6.62 10

e)6.618 10

f)8.03 10

g)10 5.5

i)2.35 100

hh)10 7.88

j)100 9.1

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k)9.748 100

l)100 1.1

m)6.8 100

n)1.3 100

VIII Division:
a)9.6 6

b)3.58 2

c)4.125 3

d)5.24 4

e) 0.918 6

f) 4.06 7

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g)5.552 4

i)8.272 8

k)9.69 3

h) 1.407 7

j)9.7 4

l)5.31 9

IX Division by 10 and 100

a)103 100

c)478 10

e) 6.93 10

g)9.9 10

i)6.4 100

b) 384 10

d) 41 100

f) 4.6 100

h)7.2 100

j)0.7 10

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Problem solving

1)Samson bought 3 bags which cost Rs12.30,

Rs34.23 and Rs23.19 respectively. How much did
he need to pay?

Work place

2)Hamlet ordered 9 pizzas. Each pizza costs

Rs13.95. How much does he need to pay?

3)Katherine bought cosmetic items which cost

Rs78.12 in total. She gave Rs100 to the shop
keeper. How much does she receive as
change?

4)A shop keeper bought 26 apples from a fruit

vendor for Rs37.70. How much did each apple
cost?

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CH 6 Geometry Basics
I Identify the following angles:

___________________________

_____________________________

__________________________________

__________________________________

____________________________________-

_______________________

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II Match the correct angle using protractor:

75

90

15

45

110

160

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Use a protractor to measure the angles below to the nearest degree

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CH 7 Exploring Shapes and Patterns

I Each Shapes is a line of Symmetry . Write Yes or No:

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IDraw a line of symmetry on each shape.

III Draw the symmetrical shape.

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IV Draw the next pattern

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CH 8 Measurement
1) 30 mm = ______ cm

2.) 13 cm = _____ mm

3) 80 mm = ______cm

4) 40 cm = _____ mm

5) 9 m = ______ mm

6) 1 km = ______ m

7) 2000 m = _____ km

8) 6 km = ________ m

9) 6000 mm = _____ m

II Measure the following lines using a ruler and write the measurements
a) _____________________

b) _______________________________________________

c) ____________

d) ____________________________

e) _______

f) __________________________________________
III Write these weights in order, starting with the largest first.
900 Kg

1 Kg

2500 Kg

12 Kg
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IV Write these distances in order, starting with the shortest first.

100 CM

4 CM

9500 CM

V Convert the unit:

a)84 km 200 m = ______ m

c)874 mm = ____ cm ____ mm

e)259 mm = ____ cm ____ mm

g)15 m 20 cm = ______ cm

i)65 km 225 m = ______ m

b)11 km 370 m = ______ m

d)306 cm = ____ m ____ cm

f)10 m 57 cm = ______ cm

h)4199 cm = ____ m ____ cm

j)47 cm 5 mm = ______ mm

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k)820 mm = ____ cm ____ mm

l)75174 m = ____ km ____ m

m)1987 mm = ___ cm ___mm

n)82394 m = ___ km __ m

1993 m = ____ km ____ m

23 m 5 cm = ______ cm

1a.

1.672 L = ______ ml

1b.

7.242 L = ______ ml

2a.

1.346 kg = ______ g

2b.

2.455 kg = ______ g

3a.

6.581 L = ______ ml

3b.

9.39 kg = ______ g

4a.

9330 ml = _____ L

4b.

7031 ml = _____ L

5a.

1344 ml = _____ L

5b.

6698 g = _____ kg

6a.

5.784 L = ______ ml

6b.

4020 g = _____ kg

7a.

9219 g = _____ kg

7b.

3874 ml = _____ L
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8a.

4060 ml = _____ L

8b.

1957 g = _____ kg

9a.

4.043 kg = ______ g

9b.

6.619 kg = ______ g

10a.

3970 g = _____ kg

10b.

8.399 kg = ______ g

Solve:

3 cm5 mm
+ 7 cm5 mm
_______

35 m 120 cm
- 27 m145 cm
___________

15 kg 278 g
-8 kg 029 g
___________

14 km 482 m
+ 72 km 108 m
___________

8 cm 4 mm
-6 cm 6 mm
___________

42 g 56m g
+ 65 g 71 mg
___________

18 L2 5 ml
+ 56 L54 ml
___________

11 kg 200 g
+ 7 kg 3 50g
___________

53 km 158 m
- 28 km 270m
___________

56 L 11 ml
+ 68L 15 ml
___________

73 m 178cm
+ 88 m 576 cm
___________

42 L 2oo ml
- 34 L 123 ml
___________

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CH 9 Area and Perimeter

I Find the perimeter of the following rectangles:

Perimeter of IJKL = _________

Perimeter of MNOP = _______

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