Reading and Writing Numbers - Discussion

3.  Read and write numbers up to
10,000 in symbols and in words
LEARNING TARGET:

5. What makes our
country special?

6. The
Philippines is
composed of
7 641 islands.

7. It has a total land
area of 300,000
square kilometers
(115,831 sq mi)

8. The three
biggest islands
are Luzon,
Visayas, and
Mindanao.

9. It is divided
into 81
provinces and
17 regions.

10. From north to
south, the total
distance is about
1 850 km.
It has a coastline of
about 36 289 km.

11. Its capital region, the
NCR, can be found in
Luzon and has land
area of about 63 600
hectares or
636 sq km.

12. The numbers…
7 641 1 850
30 000 36 289
15 831 636
81 17
are written in standard form.

13. 82 “eighty-two”
Numbers from 21 to 99 except
multiples of 10, are written with
“hyphen” (-) in words.

14. Always read
numbers from left
to right.
 Think of place value when
reading and writing number
words and numerals.

15. To read a number, start with the digits
in the highest period.
THOUSANDS
Hundred
Thousands
Ten
Thousands
Thousands
5 7
UNITS
Hundreds Tens Ones
7 6 5

16. Read the digits as one number
followed by the name of the period.
THOUSANDS
Hundred
Thousands
Ten
Thousands
Thousands
5 7
UNITS
Hundreds Tens Ones
7 6 5
fifty-seven thousand,

17. Read all the succeeding
period names except the
units period.
THOUSANDS
Hundred
Thousands
Ten
Thousands
Thousands
5 7
UNITS
Hundreds Tens Ones
7 6 5
fifty-seven thousand, seven hundred sixty-five

18. Let us read the numerals in the place
value chart.
Thousands Units
Hundred
thousands
Ten
thousands
Thousands Hundreds Tens Ones
7 8 9 1 4
is read as
“seventy-eight
nine hundred fourteen.”
thousand,

19. Let us read the numerals in the place
value chart.
Thousands Units
Hundred
thousands
Ten
thousands
Thousands Hundreds Tens Ones
2 7 4 6 1
is read as
“twenty-seven
four hundred sixty-one
thousand,

20. 1 851
“one thousand,
eight hundred fifty-one”

21. 36 289
“thirty-six thousand,
two hundred eighty-nine”

41. In writing large numbers as
numerals, we use a comma or
provide space to separate the
periods.
Example:
a. twenty-seven thousand, eight hundred
twelve
Providing space: 27 812
Using a comma: 27,812

42. Examples:
b. eleven thousand, two hundred
one
Providing
space:
47,655
Using a comma: 11,201
c. forty-seven thousand, six hundred
fifty-five
Using a comma:
Providing space:
11 201
47 655

43.  Numbers are written
in words in the same
way that they are
read.