1.5.1

L E T T H E A D V E N D T U R E B E G I N
S A G A N O 1 . 1 6
RACE TO 999
1.16
3 Digit Numbers – Part 1
Concept of Hundreds

S P AR K
Every great legend begins with a spark
X 5
Why do we
group
numbers in
tens?
Why not
keep
counting in
ones only?❓
😃
24 =
😟
Have you ever
wondered…

THE BIG IDEA
We make groups of 10 to make counting
large numbers easier!
❓
Which way is
it easier to
calculate the
total cookies?
OR

T H IN K
A true master knows how to think through to a solution
x 202
P L A Y
S P O T T H E S T AR S
CONNECT
Why did we group 10
Tenners together? How
does it help?
How many stars have
you spotted if you have
1 Hundreder, 2
Tenners and 3 Singles?

Understanding 3 Digit Numbers – Part 1
x 20EX P L AIN
Observation is one of the greatest powers in the universe
3
Understanding 3 Digit Numbers – Part 2

EASY
X 4
4
P R AC T IC E
Master what you have learned and hone your skills in return for prestige
1. Fill in the numbers in the following hundreds chart.
1 3 4 6 7 9 10
12 13 14 15 16 18 20
21 22 24 25 26 28 29
31 32 34 35 37 39
41 42 43 45 46 48 50
52 53 54 56 57 59
61 62 64 65 67 69 70
71 72 73 75 76 78 80
81 83 84 85 86 87 88 89 90
92 94 96 98 99
a) Hundreds chart
b) Solve the following puzzles using the hundredchart.
32
42
31 33
4443
22
i) ii)
iii) iv)
88
59
65
83
46
63

X 4
2. Group the following items in groups of tens and write the
total number of tens in the number.
Number Tens
a) 40 4
b) 30
c) 20
d) 90
e) 10

X 4
3. In the following crossword, identify all the 100’s –
across and below, and circle it
1 8 9 1 0 0 3 0 6 1
3 0 6 4 8 3 I 1 0 0
0 3 1 2 0 1 5 2 1 5
9 5 0 9 5 4 9 3 0 4
1 8 0 1 0 0 7 1 0 6
5 8 2 3 6 8 9 5 3 0
6 1 0 0 8 1 3 1 7 1
4 3 2 1 3 7 9 0 0 5
4 0 5 1 0 0 5 0 3 4
1 0 0 2 4 8 1 3 7 9
4. The grid consists of 100 cubes. Calculate the
total number of cubes below and circle the
correct number.
a)
800 200 600 400
b)
500 300 200 100

X 4c)
400 200 500 600
d)
200 100 700 300
e)
100 800 400 200
f)
700 900 600 800

X 4
5. Distribute each of this grids into group of 10 and write
how many tens are there in each of these hundreds.
a)
Tens 10
Tens
b)

X 4
6. Write down the hundreds, tens and ones for each of the
following figures
2 4 1Hundreds Tens Ones
a) 241
Hundreds Tens Ones
b) 330
Hundreds Tens Ones
c) 106

X 4
Hundreds Tens Ones
d) 280
Hundreds Tens Ones
e) 408
Hundreds Tens Ones
f) 153

X 47. Circle the boxes whose total is 100
9 tens + 1 tens
10+10+10+10+10+10+10+10+10+10
99 + 1
99 + 1 tens
100 ones
90 tens + 10
1+1+1+1+1…..(10 times)
1+1+1+1….(100 times)
9 tens + 1
8. Circle the hundreds, tens and ones neededto form the given
number.
100 100 10 1
a) 231
100 100
100 100
100 100
10
10 10
10 10
10 10
1
1 1
1 1
1 1
1 1
10 10

X 4
100 100 10 1
b) 572
100 100
100 100
100 100
10
10 10
10 10
10 10
1
1 1
1 1
1 1
1 1
10 10
100 100 10 1
c) 809
100 100
100 100
100 100
10
10 10
10 10
10 10
1
1 1
1 1
1 1
1 1
10 10
100 100 10 1
d) 160
100 100
100 100
100 100
10
10 10
10 10
10 10
1
1 1
1 1
1 1
1 1
10 10

NORMAL
X 69. 1 rectangular box contains 10 pens. For each of the following
questions, how many more boxes should be added so that there
are 100 pens in total. Draw the extra boxes in the space
provided and fill in the blanks
a)
10 pens
10 pens
10 pens
10 pens
10 pens 10 pens
10 pens
10 pens
10 pens
10 pens
b)
10 pens
10 pens
10 pens
Tens + Tens = Tens
Tens = Hundred
Tens + Tens = Tens
Tens = Hundred
6 4
10 1
c)
10 pens
10 pens
10 pens
10 pens
10 pens
Tens + Tens = Tens
Tens = Hundred
10

X 6
d)
10 pens
10 pens
Tens + Tens = Tens
Tens = Hundred
10 pens 10 pens
10 pens 10 pens
10 pens
10 pens
10. Write the missing numbers
Number Hundreds Tens Ones
a) 640 6 4 0
b) 300
c) 894
d) 903
e) 690
X 6

X 6
11. A number has been partitioned into hundreds, tens and
ones. Put them together to form the three digit number.
a)
b)
c)
d)
e)
f)
=++
=++
=++
=++
=++
=++
300 40 9 349
700
900
500
0
100
0
50
10
90
0
7
3
0
6
0
12. Calculate how many hundreds are there and write them
in words
400 Four Hundred
100 100 100 100
a)
100 100
b)

X 6
100 100 100 100
c)
100
d)
100
13. There are 10 grapes in a bunch of grapes. Group them in
hundreds by drawing a circle around them andcalculate total
number of grapes
a)
Tens = Hundred + Ten
Total number of grapes :
b)
12 1 2
120

X 6
c)
d)
e)

X 6
14. Write figures for the following numbers
a) Four Hundreds Two Tens Three Ones 421
b) Nine Hundreds Five Tens Six Ones
d) One Hundreds Four Tens Zero Ones
e) Zero Hundreds Five Tens One Ones
f) Eight Hundreds Two Tens Three Ones
c) Three Hundreds Zero Tens Four Ones
15. Write the missing numbers.
Hundreds Tens Ones
a) 937 Nine hundred and thirty- seven
9 3 7
Hundreds Tens Ones
b)
Hundreds Tens Ones
c)
Hundreds Tens Ones
Six hundred and eighty
Four hundred and forty
Nine hundred and ninety-nine
Hundreds Tens Ones
Three hundred andfour
d)
e)
X 6

X 6
16. Match the numbers with its correct word.
Number Words
a) 274
1) Five hundred
b) 102 2) Nine hundred and ninety-nine
c) 486 3) Six hundred and twenty
d) 500 4) Two hundred and seventy-four
e) 620 5) One hundred and two
f) 999 6) Seven hundred and thirty-one
g) 731 7) Four hundred and eighty-six

SUPER
X 8
b)
a)
17. Fill in the empty spaces in the number line
c)
d)
e)
f)
g)
189 190 191 192 193 194
206 210
545 547
710 713
921 925
98 102
608 610
X 818. Choose the correct option and fill in the blanks.
a) 400 can also be written as tens.
i) 4
ii) 40
iii)400

X 8X 8
b) 401 can be expanded as
i) 41 tens
ii) 4 hundreds, 1 tens, 0 ones
iii) 4 hundreds, 0 tens, 1 ones
c) Four hundreds two tens seven ones can be written in figures as
i) 427
ii) 247
iii) 742
d) 57 tens can be written in figures as
i) 57
ii) 570
iii) 507
e) Four hundred and fifty-six can be expressed in the expanded
form as
i) four hundreds five tens six ones
ii) four hundreds six tens five ones
iii) five hundreds four tens six ones
X 8
19. Circle the correct figure.
a) Two Hundred and forty-five
542 245 425
b) Six hundred and five
506 65 605

X 8
c) Nine hundred and ten
109 910 901
d) Two hundred and twenty-six
226 622 262
e) Seven hundred and ninety-nine
979 799 797
20. Write the following numbers in figures
a) Two hundred and sixty-six
b) Three hundred andforty-five
c) Five hundred and nine
d) Six hundred and twenty
e) Seven hundred and eight
21. Write the following numbers in figures
a) 46 tens
b) 30 tens
c) 87 tens
d) 51 tens
e) 25 tens
460

X 8X 8
22. Write the following number in words
b)
c)
d)
e)
a)
540
102
649
857
227 Two hundred and twenty-seven
f) 365

MASTER
X 10
23. Solve the following word problems.
a) Togo buys two packets of cookies. Each packet has 10
cookies. How many total cookies did Togo buy?
b) Captain Spark has to buy new shoes. The shoes cost Rs 840.
Captain Spark only has Rs 100 and Rs 10 notes. How many Rs
100 and Rs 10 notes should he use to pay?
c) Togo is building tower of cubes. Each tower is made of 10
cubes. If he has 200 cubes in all, how many more towers
can he make?

X 10
24. Write figures for the following numbers
a) One hundred, forty-five tens, eight ones
b) Two hundred, forty tens, five ones
25. Roxy bought food packets as shown below. How many total food
packets did she buy?
a) January b) February
c) March d) April
e) May f) June
10 Packs
10 Packs
10 Packs
10 Packs
10 Packs
10 Packs
10 Packs
10 Packs
10 Packs
10 Packs
10 Packs

S H AR E
Share your achievements on the Anchorwat News Network
x 10
LEARNOMETER
What were you supposed to learn today?
What did you learn today?
1.
2.
3.
What still confuses you?

Congratulations on completing
another successful saga Captain!
Gems collected: __________
Total Gems accumulated: __________
YOU ARE AWESOME
Here is your accumulated
treasure

1.5.1

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